Home / 144,946.86-217,005.56-98,115.90

Finding the Fourth Proportional to 144,946.86, 217,005.56 and 98,115.90

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Solution

The fourth proportional to 144,946.86, 217,005.56 and 98,115.90 is: 146,893.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,946.86 : 217,005.56 = 98,115.90 : x
  2. Step 2: Convert to fraction form
    144,946.86/217,005.56 = 98,115.90/x
  3. Step 3: Cross multiply
    144,946.86x = 217,005.56 × 98,115.90
  4. Step 4: Simplify right side
    144,946.86x = 21,291,695,824.40
  5. Step 5: Solve for x
    x = 21,291,695,824.40/144,946.86
  6. Step 6: Final answer
    x = 146,893.12

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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.