Home / 96,612.45-144,689.58-76,557.46

Finding the Fourth Proportional to 96,612.45, 144,689.58 and 76,557.46

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Solution

The fourth proportional to 96,612.45, 144,689.58 and 76,557.46 is: 114,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,612.45 : 144,689.58 = 76,557.46 : x
  2. Step 2: Convert to fraction form
    96,612.45/144,689.58 = 76,557.46/x
  3. Step 3: Cross multiply
    96,612.45x = 144,689.58 × 76,557.46
  4. Step 4: Simplify right side
    96,612.45x = 11,077,066,892.47
  5. Step 5: Solve for x
    x = 11,077,066,892.47/96,612.45
  6. Step 6: Final answer
    x = 114,654.66

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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.