Home / 199,417.40-299,126.10-146,273.30

Finding the Fourth Proportional to 199,417.40, 299,126.10 and 146,273.30

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Solution

The fourth proportional to 199,417.40, 299,126.10 and 146,273.30 is: 219,409.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,417.40 : 299,126.10 = 146,273.30 : x
  2. Step 2: Convert to fraction form
    199,417.40/299,126.10 = 146,273.30/x
  3. Step 3: Cross multiply
    199,417.40x = 299,126.10 × 146,273.30
  4. Step 4: Simplify right side
    199,417.40x = 43,754,161,763.13
  5. Step 5: Solve for x
    x = 43,754,161,763.13/199,417.40
  6. Step 6: Final answer
    x = 219,409.95

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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.