Home / 71,248.12-98,257.26-61,173.34

Finding the Fourth Proportional to 71,248.12, 98,257.26 and 61,173.34

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Solution

The fourth proportional to 71,248.12, 98,257.26 and 61,173.34 is: 84,363.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,248.12 : 98,257.26 = 61,173.34 : x
  2. Step 2: Convert to fraction form
    71,248.12/98,257.26 = 61,173.34/x
  3. Step 3: Cross multiply
    71,248.12x = 98,257.26 × 61,173.34
  4. Step 4: Simplify right side
    71,248.12x = 6,010,724,773.45
  5. Step 5: Solve for x
    x = 6,010,724,773.45/71,248.12
  6. Step 6: Final answer
    x = 84,363.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.