Home / 121,310.17-182,094.65-107,358.93

Finding the Fourth Proportional to 121,310.17, 182,094.65 and 107,358.93

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Solution

The fourth proportional to 121,310.17, 182,094.65 and 107,358.93 is: 161,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,310.17 : 182,094.65 = 107,358.93 : x
  2. Step 2: Convert to fraction form
    121,310.17/182,094.65 = 107,358.93/x
  3. Step 3: Cross multiply
    121,310.17x = 182,094.65 × 107,358.93
  4. Step 4: Simplify right side
    121,310.17x = 19,549,486,782.72
  5. Step 5: Solve for x
    x = 19,549,486,782.72/121,310.17
  6. Step 6: Final answer
    x = 161,152.91

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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.