Home / 147,554.29-221,277.16-52,758.87

Finding the Fourth Proportional to 147,554.29, 221,277.16 and 52,758.87

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Solution

The fourth proportional to 147,554.29, 221,277.16 and 52,758.87 is: 79,118.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,554.29 : 221,277.16 = 52,758.87 : x
  2. Step 2: Convert to fraction form
    147,554.29/221,277.16 = 52,758.87/x
  3. Step 3: Cross multiply
    147,554.29x = 221,277.16 × 52,758.87
  4. Step 4: Simplify right side
    147,554.29x = 11,674,332,918.41
  5. Step 5: Solve for x
    x = 11,674,332,918.41/147,554.29
  6. Step 6: Final answer
    x = 79,118.90

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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.