Home / 147,758.29-221,628.31-58,947.87

Finding the Fourth Proportional to 147,758.29, 221,628.31 and 58,947.87

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Solution

The fourth proportional to 147,758.29, 221,628.31 and 58,947.87 is: 88,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,758.29 : 221,628.31 = 58,947.87 : x
  2. Step 2: Convert to fraction form
    147,758.29/221,628.31 = 58,947.87/x
  3. Step 3: Cross multiply
    147,758.29x = 221,628.31 × 58,947.87
  4. Step 4: Simplify right side
    147,758.29x = 13,064,516,806.20
  5. Step 5: Solve for x
    x = 13,064,516,806.20/147,758.29
  6. Step 6: Final answer
    x = 88,418.16

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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.