Home / 51,430.14-77,045.58-29,176.20

Finding the Fourth Proportional to 51,430.14, 77,045.58 and 29,176.20

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Solution

The fourth proportional to 51,430.14, 77,045.58 and 29,176.20 is: 43,707.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,430.14 : 77,045.58 = 29,176.20 : x
  2. Step 2: Convert to fraction form
    51,430.14/77,045.58 = 29,176.20/x
  3. Step 3: Cross multiply
    51,430.14x = 77,045.58 × 29,176.20
  4. Step 4: Simplify right side
    51,430.14x = 2,247,897,251.20
  5. Step 5: Solve for x
    x = 2,247,897,251.20/51,430.14
  6. Step 6: Final answer
    x = 43,707.78

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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.