Home / 110,065.28-151,897.34-61,671.08

Finding the Fourth Proportional to 110,065.28, 151,897.34 and 61,671.08

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Solution

The fourth proportional to 110,065.28, 151,897.34 and 61,671.08 is: 85,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,065.28 : 151,897.34 = 61,671.08 : x
  2. Step 2: Convert to fraction form
    110,065.28/151,897.34 = 61,671.08/x
  3. Step 3: Cross multiply
    110,065.28x = 151,897.34 × 61,671.08
  4. Step 4: Simplify right side
    110,065.28x = 9,367,673,006.93
  5. Step 5: Solve for x
    x = 9,367,673,006.93/110,065.28
  6. Step 6: Final answer
    x = 85,110.15

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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.