Home / 76,657.16-114,985.48-24,070.56

Finding the Fourth Proportional to 76,657.16, 114,985.48 and 24,070.56

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Solution

The fourth proportional to 76,657.16, 114,985.48 and 24,070.56 is: 36,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,657.16 : 114,985.48 = 24,070.56 : x
  2. Step 2: Convert to fraction form
    76,657.16/114,985.48 = 24,070.56/x
  3. Step 3: Cross multiply
    76,657.16x = 114,985.48 × 24,070.56
  4. Step 4: Simplify right side
    76,657.16x = 2,767,764,895.47
  5. Step 5: Solve for x
    x = 2,767,764,895.47/76,657.16
  6. Step 6: Final answer
    x = 36,105.76

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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.