Home / 282,255.28-423,424-95,320.24

Finding the Fourth Proportional to 282,255.28, 423,424 and 95,320.24

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Solution

The fourth proportional to 282,255.28, 423,424 and 95,320.24 is: 142,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,255.28 : 423,424 = 95,320.24 : x
  2. Step 2: Convert to fraction form
    282,255.28/423,424 = 95,320.24/x
  3. Step 3: Cross multiply
    282,255.28x = 423,424 × 95,320.24
  4. Step 4: Simplify right side
    282,255.28x = 40,360,877,301.76
  5. Step 5: Solve for x
    x = 40,360,877,301.76/282,255.28
  6. Step 6: Final answer
    x = 142,994.23

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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.