Home / 144,591.04-216,861.96-39,385.40

Finding the Fourth Proportional to 144,591.04, 216,861.96 and 39,385.40

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Solution

The fourth proportional to 144,591.04, 216,861.96 and 39,385.40 is: 59,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,591.04 : 216,861.96 = 39,385.40 : x
  2. Step 2: Convert to fraction form
    144,591.04/216,861.96 = 39,385.40/x
  3. Step 3: Cross multiply
    144,591.04x = 216,861.96 × 39,385.40
  4. Step 4: Simplify right side
    144,591.04x = 8,541,195,039.38
  5. Step 5: Solve for x
    x = 8,541,195,039.38/144,591.04
  6. Step 6: Final answer
    x = 59,071.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.