Home / 112,101,829.71-154,700,621.31-62,542,211.07

Finding the Fourth Proportional to 112,101,829.71, 154,700,621.31 and 62,542,211.07

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Solution

The fourth proportional to 112,101,829.71, 154,700,621.31 and 62,542,211.07 is: 86,308,305.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,101,829.71 : 154,700,621.31 = 62,542,211.07 : x
  2. Step 2: Convert to fraction form
    112,101,829.71/154,700,621.31 = 62,542,211.07/x
  3. Step 3: Cross multiply
    112,101,829.71x = 154,700,621.31 × 62,542,211.07
  4. Step 4: Simplify right side
    112,101,829.71x = 9,675,318,910,630,160
  5. Step 5: Solve for x
    x = 9,675,318,910,630,160/112,101,829.71
  6. Step 6: Final answer
    x = 86,308,305.01

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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.