Home / 96,330.60-144,536.76-51,905.70

Finding the Fourth Proportional to 96,330.60, 144,536.76 and 51,905.70

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Solution

The fourth proportional to 96,330.60, 144,536.76 and 51,905.70 is: 77,880.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,330.60 : 144,536.76 = 51,905.70 : x
  2. Step 2: Convert to fraction form
    96,330.60/144,536.76 = 51,905.70/x
  3. Step 3: Cross multiply
    96,330.60x = 144,536.76 × 51,905.70
  4. Step 4: Simplify right side
    96,330.60x = 7,502,281,703.53
  5. Step 5: Solve for x
    x = 7,502,281,703.53/96,330.60
  6. Step 6: Final answer
    x = 77,880.57

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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.