Home / 71,446.77-98,577.95-42,754.14

Finding the Fourth Proportional to 71,446.77, 98,577.95 and 42,754.14

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Solution

The fourth proportional to 71,446.77, 98,577.95 and 42,754.14 is: 58,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,446.77 : 98,577.95 = 42,754.14 : x
  2. Step 2: Convert to fraction form
    71,446.77/98,577.95 = 42,754.14/x
  3. Step 3: Cross multiply
    71,446.77x = 98,577.95 × 42,754.14
  4. Step 4: Simplify right side
    71,446.77x = 4,214,615,261.44
  5. Step 5: Solve for x
    x = 4,214,615,261.44/71,446.77
  6. Step 6: Final answer
    x = 58,989.58

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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.