Home / 142,423.66-213,635.49-37,241.72

Finding the Fourth Proportional to 142,423.66, 213,635.49 and 37,241.72

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Solution

The fourth proportional to 142,423.66, 213,635.49 and 37,241.72 is: 55,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,423.66 : 213,635.49 = 37,241.72 : x
  2. Step 2: Convert to fraction form
    142,423.66/213,635.49 = 37,241.72/x
  3. Step 3: Cross multiply
    142,423.66x = 213,635.49 × 37,241.72
  4. Step 4: Simplify right side
    142,423.66x = 7,956,152,032.47
  5. Step 5: Solve for x
    x = 7,956,152,032.47/142,423.66
  6. Step 6: Final answer
    x = 55,862.57

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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.