Home / 88,642.49-122,326.47-48,356.24

Finding the Fourth Proportional to 88,642.49, 122,326.47 and 48,356.24

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Solution

The fourth proportional to 88,642.49, 122,326.47 and 48,356.24 is: 66,731.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,642.49 : 122,326.47 = 48,356.24 : x
  2. Step 2: Convert to fraction form
    88,642.49/122,326.47 = 48,356.24/x
  3. Step 3: Cross multiply
    88,642.49x = 122,326.47 × 48,356.24
  4. Step 4: Simplify right side
    88,642.49x = 5,915,248,266.15
  5. Step 5: Solve for x
    x = 5,915,248,266.15/88,642.49
  6. Step 6: Final answer
    x = 66,731.52

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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.