Home / 67,938.24-93,774.60-45,310.08

Finding the Fourth Proportional to 67,938.24, 93,774.60 and 45,310.08

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Solution

The fourth proportional to 67,938.24, 93,774.60 and 45,310.08 is: 62,541.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,938.24 : 93,774.60 = 45,310.08 : x
  2. Step 2: Convert to fraction form
    67,938.24/93,774.60 = 45,310.08/x
  3. Step 3: Cross multiply
    67,938.24x = 93,774.60 × 45,310.08
  4. Step 4: Simplify right side
    67,938.24x = 4,248,934,627.97
  5. Step 5: Solve for x
    x = 4,248,934,627.97/67,938.24
  6. Step 6: Final answer
    x = 62,541.13

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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.