Home / 216,933.60-299,359.62-126,292.17

Finding the Fourth Proportional to 216,933.60, 299,359.62 and 126,292.17

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Solution

The fourth proportional to 216,933.60, 299,359.62 and 126,292.17 is: 174,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,933.60 : 299,359.62 = 126,292.17 : x
  2. Step 2: Convert to fraction form
    216,933.60/299,359.62 = 126,292.17/x
  3. Step 3: Cross multiply
    216,933.60x = 299,359.62 × 126,292.17
  4. Step 4: Simplify right side
    216,933.60x = 37,806,776,020.18
  5. Step 5: Solve for x
    x = 37,806,776,020.18/216,933.60
  6. Step 6: Final answer
    x = 174,278.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.