Home / 151,741.40-227,466.30-117,988.70

Finding the Fourth Proportional to 151,741.40, 227,466.30 and 117,988.70

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Solution

The fourth proportional to 151,741.40, 227,466.30 and 117,988.70 is: 176,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,741.40 : 227,466.30 = 117,988.70 : x
  2. Step 2: Convert to fraction form
    151,741.40/227,466.30 = 117,988.70/x
  3. Step 3: Cross multiply
    151,741.40x = 227,466.30 × 117,988.70
  4. Step 4: Simplify right side
    151,741.40x = 26,838,453,030.81
  5. Step 5: Solve for x
    x = 26,838,453,030.81/151,741.40
  6. Step 6: Final answer
    x = 176,869.68

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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.