Home / 98,244.12-147,242.95-42,018.24

Finding the Fourth Proportional to 98,244.12, 147,242.95 and 42,018.24

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Solution

The fourth proportional to 98,244.12, 147,242.95 and 42,018.24 is: 62,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,244.12 : 147,242.95 = 42,018.24 : x
  2. Step 2: Convert to fraction form
    98,244.12/147,242.95 = 42,018.24/x
  3. Step 3: Cross multiply
    98,244.12x = 147,242.95 × 42,018.24
  4. Step 4: Simplify right side
    98,244.12x = 6,186,890,058.52
  5. Step 5: Solve for x
    x = 6,186,890,058.52/98,244.12
  6. Step 6: Final answer
    x = 62,974.66

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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.