Home / 117,674.17-176,455.81-42,741.47

Finding the Fourth Proportional to 117,674.17, 176,455.81 and 42,741.47

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Solution

The fourth proportional to 117,674.17, 176,455.81 and 42,741.47 is: 64,092.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,674.17 : 176,455.81 = 42,741.47 : x
  2. Step 2: Convert to fraction form
    117,674.17/176,455.81 = 42,741.47/x
  3. Step 3: Cross multiply
    117,674.17x = 176,455.81 × 42,741.47
  4. Step 4: Simplify right side
    117,674.17x = 7,541,981,204.01
  5. Step 5: Solve for x
    x = 7,541,981,204.01/117,674.17
  6. Step 6: Final answer
    x = 64,092.07

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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.