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Finding the Fourth Proportional to 158,360.61, 218,559.39 and 97,095.97

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Solution

The fourth proportional to 158,360.61, 218,559.39 and 97,095.97 is: 134,005.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,360.61 : 218,559.39 = 97,095.97 : x
  2. Step 2: Convert to fraction form
    158,360.61/218,559.39 = 97,095.97/x
  3. Step 3: Cross multiply
    158,360.61x = 218,559.39 × 97,095.97
  4. Step 4: Simplify right side
    158,360.61x = 21,221,235,428.26
  5. Step 5: Solve for x
    x = 21,221,235,428.26/158,360.61
  6. Step 6: Final answer
    x = 134,005.77

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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.