Home / 109,889.07-151,595.76-64,552.56

Finding the Fourth Proportional to 109,889.07, 151,595.76 and 64,552.56

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Solution

The fourth proportional to 109,889.07, 151,595.76 and 64,552.56 is: 89,052.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,889.07 : 151,595.76 = 64,552.56 : x
  2. Step 2: Convert to fraction form
    109,889.07/151,595.76 = 64,552.56/x
  3. Step 3: Cross multiply
    109,889.07x = 151,595.76 × 64,552.56
  4. Step 4: Simplify right side
    109,889.07x = 9,785,894,393.15
  5. Step 5: Solve for x
    x = 9,785,894,393.15/109,889.07
  6. Step 6: Final answer
    x = 89,052.48

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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.