Home / 136,239.77-204,357.27-61,306.88

Finding the Fourth Proportional to 136,239.77, 204,357.27 and 61,306.88

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Solution

The fourth proportional to 136,239.77, 204,357.27 and 61,306.88 is: 91,959.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,239.77 : 204,357.27 = 61,306.88 : x
  2. Step 2: Convert to fraction form
    136,239.77/204,357.27 = 61,306.88/x
  3. Step 3: Cross multiply
    136,239.77x = 204,357.27 × 61,306.88
  4. Step 4: Simplify right side
    136,239.77x = 12,528,506,629.02
  5. Step 5: Solve for x
    x = 12,528,506,629.02/136,239.77
  6. Step 6: Final answer
    x = 91,959.25

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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.