Home / 163,443.02-225,569.68-98,947.81

Finding the Fourth Proportional to 163,443.02, 225,569.68 and 98,947.81

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Solution

The fourth proportional to 163,443.02, 225,569.68 and 98,947.81 is: 136,559.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,443.02 : 225,569.68 = 98,947.81 : x
  2. Step 2: Convert to fraction form
    163,443.02/225,569.68 = 98,947.81/x
  3. Step 3: Cross multiply
    163,443.02x = 225,569.68 × 98,947.81
  4. Step 4: Simplify right side
    163,443.02x = 22,319,625,027.11
  5. Step 5: Solve for x
    x = 22,319,625,027.11/163,443.02
  6. Step 6: Final answer
    x = 136,559.06

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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.