Home / 88,298.34-121,851.05-48,012.13

Finding the Fourth Proportional to 88,298.34, 121,851.05 and 48,012.13

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Solution

The fourth proportional to 88,298.34, 121,851.05 and 48,012.13 is: 66,256.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,298.34 : 121,851.05 = 48,012.13 : x
  2. Step 2: Convert to fraction form
    88,298.34/121,851.05 = 48,012.13/x
  3. Step 3: Cross multiply
    88,298.34x = 121,851.05 × 48,012.13
  4. Step 4: Simplify right side
    88,298.34x = 5,850,328,268.64
  5. Step 5: Solve for x
    x = 5,850,328,268.64/88,298.34
  6. Step 6: Final answer
    x = 66,256.38

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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.