Home / 88,291.02-121,842.24-48,004.74

Finding the Fourth Proportional to 88,291.02, 121,842.24 and 48,004.74

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Solution

The fourth proportional to 88,291.02, 121,842.24 and 48,004.74 is: 66,246.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,291.02 : 121,842.24 = 48,004.74 : x
  2. Step 2: Convert to fraction form
    88,291.02/121,842.24 = 48,004.74/x
  3. Step 3: Cross multiply
    88,291.02x = 121,842.24 × 48,004.74
  4. Step 4: Simplify right side
    88,291.02x = 5,849,005,052.22
  5. Step 5: Solve for x
    x = 5,849,005,052.22/88,291.02
  6. Step 6: Final answer
    x = 66,246.89

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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.