Home / 109,444.38-151,024.18-61,709.46

Finding the Fourth Proportional to 109,444.38, 151,024.18 and 61,709.46

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Solution

The fourth proportional to 109,444.38, 151,024.18 and 61,709.46 is: 85,153.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,444.38 : 151,024.18 = 61,709.46 : x
  2. Step 2: Convert to fraction form
    109,444.38/151,024.18 = 61,709.46/x
  3. Step 3: Cross multiply
    109,444.38x = 151,024.18 × 61,709.46
  4. Step 4: Simplify right side
    109,444.38x = 9,319,620,594.74
  5. Step 5: Solve for x
    x = 9,319,620,594.74/109,444.38
  6. Step 6: Final answer
    x = 85,153.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.