Home / 62,432.12-86,157.70-34,140.44

Finding the Fourth Proportional to 62,432.12, 86,157.70 and 34,140.44

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Solution

The fourth proportional to 62,432.12, 86,157.70 and 34,140.44 is: 47,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,432.12 : 86,157.70 = 34,140.44 : x
  2. Step 2: Convert to fraction form
    62,432.12/86,157.70 = 34,140.44/x
  3. Step 3: Cross multiply
    62,432.12x = 86,157.70 × 34,140.44
  4. Step 4: Simplify right side
    62,432.12x = 2,941,461,787.39
  5. Step 5: Solve for x
    x = 2,941,461,787.39/62,432.12
  6. Step 6: Final answer
    x = 47,114.56

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1.5x scale

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.