Home / 71,549.48-98,692.62-56,437.22

Finding the Fourth Proportional to 71,549.48, 98,692.62 and 56,437.22

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Solution

The fourth proportional to 71,549.48, 98,692.62 and 56,437.22 is: 77,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,549.48 : 98,692.62 = 56,437.22 : x
  2. Step 2: Convert to fraction form
    71,549.48/98,692.62 = 56,437.22/x
  3. Step 3: Cross multiply
    71,549.48x = 98,692.62 × 56,437.22
  4. Step 4: Simplify right side
    71,549.48x = 5,569,937,107.32
  5. Step 5: Solve for x
    x = 5,569,937,107.32/71,549.48
  6. Step 6: Final answer
    x = 77,847.35

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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.