Home / 134,930.38-186,030.85-110,641.90

Finding the Fourth Proportional to 134,930.38, 186,030.85 and 110,641.90

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Solution

The fourth proportional to 134,930.38, 186,030.85 and 110,641.90 is: 152,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,930.38 : 186,030.85 = 110,641.90 : x
  2. Step 2: Convert to fraction form
    134,930.38/186,030.85 = 110,641.90/x
  3. Step 3: Cross multiply
    134,930.38x = 186,030.85 × 110,641.90
  4. Step 4: Simplify right side
    134,930.38x = 20,582,805,219.25
  5. Step 5: Solve for x
    x = 20,582,805,219.25/134,930.38
  6. Step 6: Final answer
    x = 152,543.90

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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.