Home / 88,248.98-121,784.40-47,962.84

Finding the Fourth Proportional to 88,248.98, 121,784.40 and 47,962.84

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Solution

The fourth proportional to 88,248.98, 121,784.40 and 47,962.84 is: 66,189.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,248.98 : 121,784.40 = 47,962.84 : x
  2. Step 2: Convert to fraction form
    88,248.98/121,784.40 = 47,962.84/x
  3. Step 3: Cross multiply
    88,248.98x = 121,784.40 × 47,962.84
  4. Step 4: Simplify right side
    88,248.98x = 5,841,125,664.07
  5. Step 5: Solve for x
    x = 5,841,125,664.07/88,248.98
  6. Step 6: Final answer
    x = 66,189.16

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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.