Home / 142,381.46-213,572.20-37,200.26

Finding the Fourth Proportional to 142,381.46, 213,572.20 and 37,200.26

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Solution

The fourth proportional to 142,381.46, 213,572.20 and 37,200.26 is: 55,800.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,381.46 : 213,572.20 = 37,200.26 : x
  2. Step 2: Convert to fraction form
    142,381.46/213,572.20 = 37,200.26/x
  3. Step 3: Cross multiply
    142,381.46x = 213,572.20 × 37,200.26
  4. Step 4: Simplify right side
    142,381.46x = 7,944,941,368.77
  5. Step 5: Solve for x
    x = 7,944,941,368.77/142,381.46
  6. Step 6: Final answer
    x = 55,800.39

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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.