Home / 52,219.14-71,880.28-45,071.72

Finding the Fourth Proportional to 52,219.14, 71,880.28 and 45,071.72

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Solution

The fourth proportional to 52,219.14, 71,880.28 and 45,071.72 is: 62,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,219.14 : 71,880.28 = 45,071.72 : x
  2. Step 2: Convert to fraction form
    52,219.14/71,880.28 = 45,071.72/x
  3. Step 3: Cross multiply
    52,219.14x = 71,880.28 × 45,071.72
  4. Step 4: Simplify right side
    52,219.14x = 3,239,767,853.68
  5. Step 5: Solve for x
    x = 3,239,767,853.68/52,219.14
  6. Step 6: Final answer
    x = 62,041.77

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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.