Home / 67,801.32-93,568.23-40,938.62

Finding the Fourth Proportional to 67,801.32, 93,568.23 and 40,938.62

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Solution

The fourth proportional to 67,801.32, 93,568.23 and 40,938.62 is: 56,496.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,801.32 : 93,568.23 = 40,938.62 : x
  2. Step 2: Convert to fraction form
    67,801.32/93,568.23 = 40,938.62/x
  3. Step 3: Cross multiply
    67,801.32x = 93,568.23 × 40,938.62
  4. Step 4: Simplify right side
    67,801.32x = 3,830,553,744.20
  5. Step 5: Solve for x
    x = 3,830,553,744.20/67,801.32
  6. Step 6: Final answer
    x = 56,496.74

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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.