Home / 132,501-182,851.38-75,945.18

Finding the Fourth Proportional to 132,501, 182,851.38 and 75,945.18

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Solution

The fourth proportional to 132,501, 182,851.38 and 75,945.18 is: 104,804.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,501 : 182,851.38 = 75,945.18 : x
  2. Step 2: Convert to fraction form
    132,501/182,851.38 = 75,945.18/x
  3. Step 3: Cross multiply
    132,501x = 182,851.38 × 75,945.18
  4. Step 4: Simplify right side
    132,501x = 13,886,680,967.35
  5. Step 5: Solve for x
    x = 13,886,680,967.35/132,501
  6. Step 6: Final answer
    x = 104,804.35

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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.