Home / 62,128.04-85,740.30-46,787.12

Finding the Fourth Proportional to 62,128.04, 85,740.30 and 46,787.12

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Solution

The fourth proportional to 62,128.04, 85,740.30 and 46,787.12 is: 64,568.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,128.04 : 85,740.30 = 46,787.12 : x
  2. Step 2: Convert to fraction form
    62,128.04/85,740.30 = 46,787.12/x
  3. Step 3: Cross multiply
    62,128.04x = 85,740.30 × 46,787.12
  4. Step 4: Simplify right side
    62,128.04x = 4,011,541,704.94
  5. Step 5: Solve for x
    x = 4,011,541,704.94/62,128.04
  6. Step 6: Final answer
    x = 64,568.94

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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.