Home / 64,395.49-88,909.77-40,233.24

Finding the Fourth Proportional to 64,395.49, 88,909.77 and 40,233.24

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Solution

The fourth proportional to 64,395.49, 88,909.77 and 40,233.24 is: 55,549.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,395.49 : 88,909.77 = 40,233.24 : x
  2. Step 2: Convert to fraction form
    64,395.49/88,909.77 = 40,233.24/x
  3. Step 3: Cross multiply
    64,395.49x = 88,909.77 × 40,233.24
  4. Step 4: Simplify right side
    64,395.49x = 3,577,128,114.75
  5. Step 5: Solve for x
    x = 3,577,128,114.75/64,395.49
  6. Step 6: Final answer
    x = 55,549.36

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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.