Home / 136,162.64-187,798.15-93,167.75

Finding the Fourth Proportional to 136,162.64, 187,798.15 and 93,167.75

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Solution

The fourth proportional to 136,162.64, 187,798.15 and 93,167.75 is: 128,498.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,162.64 : 187,798.15 = 93,167.75 : x
  2. Step 2: Convert to fraction form
    136,162.64/187,798.15 = 93,167.75/x
  3. Step 3: Cross multiply
    136,162.64x = 187,798.15 × 93,167.75
  4. Step 4: Simplify right side
    136,162.64x = 17,496,731,089.66
  5. Step 5: Solve for x
    x = 17,496,731,089.66/136,162.64
  6. Step 6: Final answer
    x = 128,498.77

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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.