Home / 134,060.34-185,089.95-83,127.18

Finding the Fourth Proportional to 134,060.34, 185,089.95 and 83,127.18

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Solution

The fourth proportional to 134,060.34, 185,089.95 and 83,127.18 is: 114,769.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,060.34 : 185,089.95 = 83,127.18 : x
  2. Step 2: Convert to fraction form
    134,060.34/185,089.95 = 83,127.18/x
  3. Step 3: Cross multiply
    134,060.34x = 185,089.95 × 83,127.18
  4. Step 4: Simplify right side
    134,060.34x = 15,386,005,589.84
  5. Step 5: Solve for x
    x = 15,386,005,589.84/134,060.34
  6. Step 6: Final answer
    x = 114,769.26

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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.