Home / 88,421.01-122,020.65-48,134.63

Finding the Fourth Proportional to 88,421.01, 122,020.65 and 48,134.63

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Solution

The fourth proportional to 88,421.01, 122,020.65 and 48,134.63 is: 66,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,421.01 : 122,020.65 = 48,134.63 : x
  2. Step 2: Convert to fraction form
    88,421.01/122,020.65 = 48,134.63/x
  3. Step 3: Cross multiply
    88,421.01x = 122,020.65 × 48,134.63
  4. Step 4: Simplify right side
    88,421.01x = 5,873,418,230.01
  5. Step 5: Solve for x
    x = 5,873,418,230.01/88,421.01
  6. Step 6: Final answer
    x = 66,425.60

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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.