Home / 147,477.47-221,514.28-88,425.23

Finding the Fourth Proportional to 147,477.47, 221,514.28 and 88,425.23

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Solution

The fourth proportional to 147,477.47, 221,514.28 and 88,425.23 is: 132,816.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,477.47 : 221,514.28 = 88,425.23 : x
  2. Step 2: Convert to fraction form
    147,477.47/221,514.28 = 88,425.23/x
  3. Step 3: Cross multiply
    147,477.47x = 221,514.28 × 88,425.23
  4. Step 4: Simplify right side
    147,477.47x = 19,587,449,828.65
  5. Step 5: Solve for x
    x = 19,587,449,828.65/147,477.47
  6. Step 6: Final answer
    x = 132,816.56

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1.5x scale

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.