Home / 127,565.20-191,347.76-34,068.48

Finding the Fourth Proportional to 127,565.20, 191,347.76 and 34,068.48

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Solution

The fourth proportional to 127,565.20, 191,347.76 and 34,068.48 is: 51,102.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,565.20 : 191,347.76 = 34,068.48 : x
  2. Step 2: Convert to fraction form
    127,565.20/191,347.76 = 34,068.48/x
  3. Step 3: Cross multiply
    127,565.20x = 191,347.76 × 34,068.48
  4. Step 4: Simplify right side
    127,565.20x = 6,518,927,334.60
  5. Step 5: Solve for x
    x = 6,518,927,334.60/127,565.20
  6. Step 6: Final answer
    x = 51,102.71

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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.