Home / 144,134.50-198,848.34-96,312.10

Finding the Fourth Proportional to 144,134.50, 198,848.34 and 96,312.10

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Solution

The fourth proportional to 144,134.50, 198,848.34 and 96,312.10 is: 132,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,134.50 : 198,848.34 = 96,312.10 : x
  2. Step 2: Convert to fraction form
    144,134.50/198,848.34 = 96,312.10/x
  3. Step 3: Cross multiply
    144,134.50x = 198,848.34 × 96,312.10
  4. Step 4: Simplify right side
    144,134.50x = 19,151,501,206.91
  5. Step 5: Solve for x
    x = 19,151,501,206.91/144,134.50
  6. Step 6: Final answer
    x = 132,872.43

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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.