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Finding the Fourth Proportional to 112,994.60, 155,927.30 and 62,006.08

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Solution

The fourth proportional to 112,994.60, 155,927.30 and 62,006.08 is: 85,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,994.60 : 155,927.30 = 62,006.08 : x
  2. Step 2: Convert to fraction form
    112,994.60/155,927.30 = 62,006.08/x
  3. Step 3: Cross multiply
    112,994.60x = 155,927.30 × 62,006.08
  4. Step 4: Simplify right side
    112,994.60x = 9,668,440,637.98
  5. Step 5: Solve for x
    x = 9,668,440,637.98/112,994.60
  6. Step 6: Final answer
    x = 85,565.51

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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.