Home / 134,425.56-185,498.52-77,064.18

Finding the Fourth Proportional to 134,425.56, 185,498.52 and 77,064.18

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Solution

The fourth proportional to 134,425.56, 185,498.52 and 77,064.18 is: 106,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,425.56 : 185,498.52 = 77,064.18 : x
  2. Step 2: Convert to fraction form
    134,425.56/185,498.52 = 77,064.18/x
  3. Step 3: Cross multiply
    134,425.56x = 185,498.52 × 77,064.18
  4. Step 4: Simplify right side
    134,425.56x = 14,295,291,335.01
  5. Step 5: Solve for x
    x = 14,295,291,335.01/134,425.56
  6. Step 6: Final answer
    x = 106,343.55

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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.