Home / 145,095.75-217,645.02-43,894.62

Finding the Fourth Proportional to 145,095.75, 217,645.02 and 43,894.62

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Solution

The fourth proportional to 145,095.75, 217,645.02 and 43,894.62 is: 65,842.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,095.75 : 217,645.02 = 43,894.62 : x
  2. Step 2: Convert to fraction form
    145,095.75/217,645.02 = 43,894.62/x
  3. Step 3: Cross multiply
    145,095.75x = 217,645.02 × 43,894.62
  4. Step 4: Simplify right side
    145,095.75x = 9,553,445,447.79
  5. Step 5: Solve for x
    x = 9,553,445,447.79/145,095.75
  6. Step 6: Final answer
    x = 65,842.35

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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.