Home / 71,526.09-98,699.48-42,449.44

Finding the Fourth Proportional to 71,526.09, 98,699.48 and 42,449.44

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Solution

The fourth proportional to 71,526.09, 98,699.48 and 42,449.44 is: 58,576.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,526.09 : 98,699.48 = 42,449.44 : x
  2. Step 2: Convert to fraction form
    71,526.09/98,699.48 = 42,449.44/x
  3. Step 3: Cross multiply
    71,526.09x = 98,699.48 × 42,449.44
  4. Step 4: Simplify right side
    71,526.09x = 4,189,737,442.04
  5. Step 5: Solve for x
    x = 4,189,737,442.04/71,526.09
  6. Step 6: Final answer
    x = 58,576.36

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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.