Home / 112,671,307.80-155,487,317.85-62,436,365.66

Finding the Fourth Proportional to 112,671,307.80, 155,487,317.85 and 62,436,365.66

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Solution

The fourth proportional to 112,671,307.80, 155,487,317.85 and 62,436,365.66 is: 86,162,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,671,307.80 : 155,487,317.85 = 62,436,365.66 : x
  2. Step 2: Convert to fraction form
    112,671,307.80/155,487,317.85 = 62,436,365.66/x
  3. Step 3: Cross multiply
    112,671,307.80x = 155,487,317.85 × 62,436,365.66
  4. Step 4: Simplify right side
    112,671,307.80x = 9,708,063,033,163,964
  5. Step 5: Solve for x
    x = 9,708,063,033,163,964/112,671,307.80
  6. Step 6: Final answer
    x = 86,162,690.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.