Home / 98,363.06-147,551.10-28,242.98

Finding the Fourth Proportional to 98,363.06, 147,551.10 and 28,242.98

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Solution

The fourth proportional to 98,363.06, 147,551.10 and 28,242.98 is: 42,366.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,363.06 : 147,551.10 = 28,242.98 : x
  2. Step 2: Convert to fraction form
    98,363.06/147,551.10 = 28,242.98/x
  3. Step 3: Cross multiply
    98,363.06x = 147,551.10 × 28,242.98
  4. Step 4: Simplify right side
    98,363.06x = 4,167,282,766.28
  5. Step 5: Solve for x
    x = 4,167,282,766.28/98,363.06
  6. Step 6: Final answer
    x = 42,366.34

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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.