Home / 130,373.16-179,996.22-89,607.48

Finding the Fourth Proportional to 130,373.16, 179,996.22 and 89,607.48

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Solution

The fourth proportional to 130,373.16, 179,996.22 and 89,607.48 is: 123,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,373.16 : 179,996.22 = 89,607.48 : x
  2. Step 2: Convert to fraction form
    130,373.16/179,996.22 = 89,607.48/x
  3. Step 3: Cross multiply
    130,373.16x = 179,996.22 × 89,607.48
  4. Step 4: Simplify right side
    130,373.16x = 16,129,007,683.73
  5. Step 5: Solve for x
    x = 16,129,007,683.73/130,373.16
  6. Step 6: Final answer
    x = 123,714.17

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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.