Home / 48,286.08-66,488.22-42,830.10

Finding the Fourth Proportional to 48,286.08, 66,488.22 and 42,830.10

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Solution

The fourth proportional to 48,286.08, 66,488.22 and 42,830.10 is: 58,975.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,286.08 : 66,488.22 = 42,830.10 : x
  2. Step 2: Convert to fraction form
    48,286.08/66,488.22 = 42,830.10/x
  3. Step 3: Cross multiply
    48,286.08x = 66,488.22 × 42,830.10
  4. Step 4: Simplify right side
    48,286.08x = 2,847,697,111.42
  5. Step 5: Solve for x
    x = 2,847,697,111.42/48,286.08
  6. Step 6: Final answer
    x = 58,975.53

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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.