Home / 71,235.02-98,349.12-45,751.66

Finding the Fourth Proportional to 71,235.02, 98,349.12 and 45,751.66

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Solution

The fourth proportional to 71,235.02, 98,349.12 and 45,751.66 is: 63,166.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,235.02 : 98,349.12 = 45,751.66 : x
  2. Step 2: Convert to fraction form
    71,235.02/98,349.12 = 45,751.66/x
  3. Step 3: Cross multiply
    71,235.02x = 98,349.12 × 45,751.66
  4. Step 4: Simplify right side
    71,235.02x = 4,499,635,499.54
  5. Step 5: Solve for x
    x = 4,499,635,499.54/71,235.02
  6. Step 6: Final answer
    x = 63,166.06

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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.