Home / 88,248.33-121,783.49-47,962.19

Finding the Fourth Proportional to 88,248.33, 121,783.49 and 47,962.19

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Solution

The fourth proportional to 88,248.33, 121,783.49 and 47,962.19 is: 66,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,248.33 : 121,783.49 = 47,962.19 : x
  2. Step 2: Convert to fraction form
    88,248.33/121,783.49 = 47,962.19/x
  3. Step 3: Cross multiply
    88,248.33x = 121,783.49 × 47,962.19
  4. Step 4: Simplify right side
    88,248.33x = 5,841,002,397.23
  5. Step 5: Solve for x
    x = 5,841,002,397.23/88,248.33
  6. Step 6: Final answer
    x = 66,188.25

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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.