Home / 165,256.47-247,886.33-65,440.98

Finding the Fourth Proportional to 165,256.47, 247,886.33 and 65,440.98

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Solution

The fourth proportional to 165,256.47, 247,886.33 and 65,440.98 is: 98,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,256.47 : 247,886.33 = 65,440.98 : x
  2. Step 2: Convert to fraction form
    165,256.47/247,886.33 = 65,440.98/x
  3. Step 3: Cross multiply
    165,256.47x = 247,886.33 × 65,440.98
  4. Step 4: Simplify right side
    165,256.47x = 16,221,924,036.60
  5. Step 5: Solve for x
    x = 16,221,924,036.60/165,256.47
  6. Step 6: Final answer
    x = 98,162.11

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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.