Home / 147,033.90-218,888.06-146,159.10

Finding the Fourth Proportional to 147,033.90, 218,888.06 and 146,159.10

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Solution

The fourth proportional to 147,033.90, 218,888.06 and 146,159.10 is: 217,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,033.90 : 218,888.06 = 146,159.10 : x
  2. Step 2: Convert to fraction form
    147,033.90/218,888.06 = 146,159.10/x
  3. Step 3: Cross multiply
    147,033.90x = 218,888.06 × 146,159.10
  4. Step 4: Simplify right side
    147,033.90x = 31,992,481,119.55
  5. Step 5: Solve for x
    x = 31,992,481,119.55/147,033.90
  6. Step 6: Final answer
    x = 217,585.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.