Home / 47,528.42-65,442.84-42,214.02

Finding the Fourth Proportional to 47,528.42, 65,442.84 and 42,214.02

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Solution

The fourth proportional to 47,528.42, 65,442.84 and 42,214.02 is: 58,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,528.42 : 65,442.84 = 42,214.02 : x
  2. Step 2: Convert to fraction form
    47,528.42/65,442.84 = 42,214.02/x
  3. Step 3: Cross multiply
    47,528.42x = 65,442.84 × 42,214.02
  4. Step 4: Simplify right side
    47,528.42x = 2,762,605,356.62
  5. Step 5: Solve for x
    x = 2,762,605,356.62/47,528.42
  6. Step 6: Final answer
    x = 58,125.34

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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.