Home / 77,031.59-115,565.76-24,441.08

Finding the Fourth Proportional to 77,031.59, 115,565.76 and 24,441.08

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Solution

The fourth proportional to 77,031.59, 115,565.76 and 24,441.08 is: 36,667.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,031.59 : 115,565.76 = 24,441.08 : x
  2. Step 2: Convert to fraction form
    77,031.59/115,565.76 = 24,441.08/x
  3. Step 3: Cross multiply
    77,031.59x = 115,565.76 × 24,441.08
  4. Step 4: Simplify right side
    77,031.59x = 2,824,551,407.59
  5. Step 5: Solve for x
    x = 2,824,551,407.59/77,031.59
  6. Step 6: Final answer
    x = 36,667.45

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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.