Home / 89,785,844.60-134,614,129.29-55,170,726.65

Finding the Fourth Proportional to 89,785,844.60, 134,614,129.29 and 55,170,726.65

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Solution

The fourth proportional to 89,785,844.60, 134,614,129.29 and 55,170,726.65 is: 82,716,372.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,785,844.60 : 134,614,129.29 = 55,170,726.65 : x
  2. Step 2: Convert to fraction form
    89,785,844.60/134,614,129.29 = 55,170,726.65/x
  3. Step 3: Cross multiply
    89,785,844.60x = 134,614,129.29 × 55,170,726.65
  4. Step 4: Simplify right side
    89,785,844.60x = 7,426,759,330,286,348
  5. Step 5: Solve for x
    x = 7,426,759,330,286,348/89,785,844.60
  6. Step 6: Final answer
    x = 82,716,372.09

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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.