Home / 64,605.24-89,147.28-37,728.22

Finding the Fourth Proportional to 64,605.24, 89,147.28 and 37,728.22

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Solution

The fourth proportional to 64,605.24, 89,147.28 and 37,728.22 is: 52,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,605.24 : 89,147.28 = 37,728.22 : x
  2. Step 2: Convert to fraction form
    64,605.24/89,147.28 = 37,728.22/x
  3. Step 3: Cross multiply
    64,605.24x = 89,147.28 × 37,728.22
  4. Step 4: Simplify right side
    64,605.24x = 3,363,368,192.24
  5. Step 5: Solve for x
    x = 3,363,368,192.24/64,605.24
  6. Step 6: Final answer
    x = 52,060.30

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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.