Home / 84,084.04-126,125.60-36,045.56

Finding the Fourth Proportional to 84,084.04, 126,125.60 and 36,045.56

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Solution

The fourth proportional to 84,084.04, 126,125.60 and 36,045.56 is: 54,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,084.04 : 126,125.60 = 36,045.56 : x
  2. Step 2: Convert to fraction form
    84,084.04/126,125.60 = 36,045.56/x
  3. Step 3: Cross multiply
    84,084.04x = 126,125.60 × 36,045.56
  4. Step 4: Simplify right side
    84,084.04x = 4,546,267,882.34
  5. Step 5: Solve for x
    x = 4,546,267,882.34/84,084.04
  6. Step 6: Final answer
    x = 54,068.14

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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.