Home / 153,306.60-229,942.39-40,995.58

Finding the Fourth Proportional to 153,306.60, 229,942.39 and 40,995.58

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Solution

The fourth proportional to 153,306.60, 229,942.39 and 40,995.58 is: 61,488.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,306.60 : 229,942.39 = 40,995.58 : x
  2. Step 2: Convert to fraction form
    153,306.60/229,942.39 = 40,995.58/x
  3. Step 3: Cross multiply
    153,306.60x = 229,942.39 × 40,995.58
  4. Step 4: Simplify right side
    153,306.60x = 9,426,620,289.95
  5. Step 5: Solve for x
    x = 9,426,620,289.95/153,306.60
  6. Step 6: Final answer
    x = 61,488.68

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1.5x scale

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.