Home / 147,550.29-221,271.17-52,754.87

Finding the Fourth Proportional to 147,550.29, 221,271.17 and 52,754.87

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Solution

The fourth proportional to 147,550.29, 221,271.17 and 52,754.87 is: 79,112.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,550.29 : 221,271.17 = 52,754.87 : x
  2. Step 2: Convert to fraction form
    147,550.29/221,271.17 = 52,754.87/x
  3. Step 3: Cross multiply
    147,550.29x = 221,271.17 × 52,754.87
  4. Step 4: Simplify right side
    147,550.29x = 11,673,130,437.97
  5. Step 5: Solve for x
    x = 11,673,130,437.97/147,550.29
  6. Step 6: Final answer
    x = 79,112.89

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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.