Home / 109,908.59-151,695.44-64,601.24

Finding the Fourth Proportional to 109,908.59, 151,695.44 and 64,601.24

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Solution

The fourth proportional to 109,908.59, 151,695.44 and 64,601.24 is: 89,162.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,908.59 : 151,695.44 = 64,601.24 : x
  2. Step 2: Convert to fraction form
    109,908.59/151,695.44 = 64,601.24/x
  3. Step 3: Cross multiply
    109,908.59x = 151,695.44 × 64,601.24
  4. Step 4: Simplify right side
    109,908.59x = 9,799,712,444.86
  5. Step 5: Solve for x
    x = 9,799,712,444.86/109,908.59
  6. Step 6: Final answer
    x = 89,162.39

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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.