Home / 142,339.46-213,535.14-47,560.62

Finding the Fourth Proportional to 142,339.46, 213,535.14 and 47,560.62

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Solution

The fourth proportional to 142,339.46, 213,535.14 and 47,560.62 is: 71,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,339.46 : 213,535.14 = 47,560.62 : x
  2. Step 2: Convert to fraction form
    142,339.46/213,535.14 = 47,560.62/x
  3. Step 3: Cross multiply
    142,339.46x = 213,535.14 × 47,560.62
  4. Step 4: Simplify right side
    142,339.46x = 10,155,863,650.19
  5. Step 5: Solve for x
    x = 10,155,863,650.19/142,339.46
  6. Step 6: Final answer
    x = 71,349.60

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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.