Home / 39,972.60-59,894.10-34,140.60

Finding the Fourth Proportional to 39,972.60, 59,894.10 and 34,140.60

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Solution

The fourth proportional to 39,972.60, 59,894.10 and 34,140.60 is: 51,155.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,972.60 : 59,894.10 = 34,140.60 : x
  2. Step 2: Convert to fraction form
    39,972.60/59,894.10 = 34,140.60/x
  3. Step 3: Cross multiply
    39,972.60x = 59,894.10 × 34,140.60
  4. Step 4: Simplify right side
    39,972.60x = 2,044,820,510.46
  5. Step 5: Solve for x
    x = 2,044,820,510.46/39,972.60
  6. Step 6: Final answer
    x = 51,155.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.