Home / 153,335.28-229,925.10-70,158

Finding the Fourth Proportional to 153,335.28, 229,925.10 and 70,158

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Solution

The fourth proportional to 153,335.28, 229,925.10 and 70,158 is: 105,201.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,335.28 : 229,925.10 = 70,158 : x
  2. Step 2: Convert to fraction form
    153,335.28/229,925.10 = 70,158/x
  3. Step 3: Cross multiply
    153,335.28x = 229,925.10 × 70,158
  4. Step 4: Simplify right side
    153,335.28x = 16,131,085,165.80
  5. Step 5: Solve for x
    x = 16,131,085,165.80/153,335.28
  6. Step 6: Final answer
    x = 105,201.39

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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.