Home / 118,712.17-178,085.90-34,473.07

Finding the Fourth Proportional to 118,712.17, 178,085.90 and 34,473.07

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Solution

The fourth proportional to 118,712.17, 178,085.90 and 34,473.07 is: 51,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,712.17 : 178,085.90 = 34,473.07 : x
  2. Step 2: Convert to fraction form
    118,712.17/178,085.90 = 34,473.07/x
  3. Step 3: Cross multiply
    118,712.17x = 178,085.90 × 34,473.07
  4. Step 4: Simplify right side
    118,712.17x = 6,139,167,696.71
  5. Step 5: Solve for x
    x = 6,139,167,696.71/118,712.17
  6. Step 6: Final answer
    x = 51,714.73

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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.