Home / 136,321.36-204,412.88-62,386

Finding the Fourth Proportional to 136,321.36, 204,412.88 and 62,386

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Solution

The fourth proportional to 136,321.36, 204,412.88 and 62,386 is: 93,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,321.36 : 204,412.88 = 62,386 : x
  2. Step 2: Convert to fraction form
    136,321.36/204,412.88 = 62,386/x
  3. Step 3: Cross multiply
    136,321.36x = 204,412.88 × 62,386
  4. Step 4: Simplify right side
    136,321.36x = 12,752,501,931.68
  5. Step 5: Solve for x
    x = 12,752,501,931.68/136,321.36
  6. Step 6: Final answer
    x = 93,547.35

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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.