Home / 163,899.40-245,849.10-58,721.80

Finding the Fourth Proportional to 163,899.40, 245,849.10 and 58,721.80

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Solution

The fourth proportional to 163,899.40, 245,849.10 and 58,721.80 is: 88,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,899.40 : 245,849.10 = 58,721.80 : x
  2. Step 2: Convert to fraction form
    163,899.40/245,849.10 = 58,721.80/x
  3. Step 3: Cross multiply
    163,899.40x = 245,849.10 × 58,721.80
  4. Step 4: Simplify right side
    163,899.40x = 14,436,701,680.38
  5. Step 5: Solve for x
    x = 14,436,701,680.38/163,899.40
  6. Step 6: Final answer
    x = 88,082.70

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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.