Home / 103,014.17-154,488.50-96,289.88

Finding the Fourth Proportional to 103,014.17, 154,488.50 and 96,289.88

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Solution

The fourth proportional to 103,014.17, 154,488.50 and 96,289.88 is: 144,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,014.17 : 154,488.50 = 96,289.88 : x
  2. Step 2: Convert to fraction form
    103,014.17/154,488.50 = 96,289.88/x
  3. Step 3: Cross multiply
    103,014.17x = 154,488.50 × 96,289.88
  4. Step 4: Simplify right side
    103,014.17x = 14,875,679,753.33
  5. Step 5: Solve for x
    x = 14,875,679,753.33/103,014.17
  6. Step 6: Final answer
    x = 144,404.21

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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.