Home / 67,852.04-93,640.07-39,176.96

Finding the Fourth Proportional to 67,852.04, 93,640.07 and 39,176.96

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Solution

The fourth proportional to 67,852.04, 93,640.07 and 39,176.96 is: 54,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,852.04 : 93,640.07 = 39,176.96 : x
  2. Step 2: Convert to fraction form
    67,852.04/93,640.07 = 39,176.96/x
  3. Step 3: Cross multiply
    67,852.04x = 93,640.07 × 39,176.96
  4. Step 4: Simplify right side
    67,852.04x = 3,668,532,612.70
  5. Step 5: Solve for x
    x = 3,668,532,612.70/67,852.04
  6. Step 6: Final answer
    x = 54,066.65

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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.