Home / 136,164.10-204,246.15-98,547.70

Finding the Fourth Proportional to 136,164.10, 204,246.15 and 98,547.70

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Solution

The fourth proportional to 136,164.10, 204,246.15 and 98,547.70 is: 147,821.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,164.10 : 204,246.15 = 98,547.70 : x
  2. Step 2: Convert to fraction form
    136,164.10/204,246.15 = 98,547.70/x
  3. Step 3: Cross multiply
    136,164.10x = 204,246.15 × 98,547.70
  4. Step 4: Simplify right side
    136,164.10x = 20,127,988,316.36
  5. Step 5: Solve for x
    x = 20,127,988,316.36/136,164.10
  6. Step 6: Final answer
    x = 147,821.55

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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.