Home / 67,470.75-93,117.85-39,176.44

Finding the Fourth Proportional to 67,470.75, 93,117.85 and 39,176.44

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Solution

The fourth proportional to 67,470.75, 93,117.85 and 39,176.44 is: 54,068.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,470.75 : 93,117.85 = 39,176.44 : x
  2. Step 2: Convert to fraction form
    67,470.75/93,117.85 = 39,176.44/x
  3. Step 3: Cross multiply
    67,470.75x = 93,117.85 × 39,176.44
  4. Step 4: Simplify right side
    67,470.75x = 3,648,025,532.72
  5. Step 5: Solve for x
    x = 3,648,025,532.72/67,470.75
  6. Step 6: Final answer
    x = 54,068.25

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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.