Home / 109,853.01-164,798.65-53,731.86

Finding the Fourth Proportional to 109,853.01, 164,798.65 and 53,731.86

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Solution

The fourth proportional to 109,853.01, 164,798.65 and 53,731.86 is: 80,607.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,853.01 : 164,798.65 = 53,731.86 : x
  2. Step 2: Convert to fraction form
    109,853.01/164,798.65 = 53,731.86/x
  3. Step 3: Cross multiply
    109,853.01x = 164,798.65 × 53,731.86
  4. Step 4: Simplify right side
    109,853.01x = 8,854,937,439.16
  5. Step 5: Solve for x
    x = 8,854,937,439.16/109,853.01
  6. Step 6: Final answer
    x = 80,607.14

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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.