Home / 121,601.02-182,419.74-42,701.34

Finding the Fourth Proportional to 121,601.02, 182,419.74 and 42,701.34

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Solution

The fourth proportional to 121,601.02, 182,419.74 and 42,701.34 is: 64,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,601.02 : 182,419.74 = 42,701.34 : x
  2. Step 2: Convert to fraction form
    121,601.02/182,419.74 = 42,701.34/x
  3. Step 3: Cross multiply
    121,601.02x = 182,419.74 × 42,701.34
  4. Step 4: Simplify right side
    121,601.02x = 7,789,567,340.45
  5. Step 5: Solve for x
    x = 7,789,567,340.45/121,601.02
  6. Step 6: Final answer
    x = 64,058.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.