Home / 102,707.10-154,060.65-93,521.70

Finding the Fourth Proportional to 102,707.10, 154,060.65 and 93,521.70

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Solution

The fourth proportional to 102,707.10, 154,060.65 and 93,521.70 is: 140,282.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,707.10 : 154,060.65 = 93,521.70 : x
  2. Step 2: Convert to fraction form
    102,707.10/154,060.65 = 93,521.70/x
  3. Step 3: Cross multiply
    102,707.10x = 154,060.65 × 93,521.70
  4. Step 4: Simplify right side
    102,707.10x = 14,408,013,891.11
  5. Step 5: Solve for x
    x = 14,408,013,891.11/102,707.10
  6. Step 6: Final answer
    x = 140,282.55

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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.