Home / 48,098.72-72,148.08-31,563.40

Finding the Fourth Proportional to 48,098.72, 72,148.08 and 31,563.40

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Solution

The fourth proportional to 48,098.72, 72,148.08 and 31,563.40 is: 47,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,098.72 : 72,148.08 = 31,563.40 : x
  2. Step 2: Convert to fraction form
    48,098.72/72,148.08 = 31,563.40/x
  3. Step 3: Cross multiply
    48,098.72x = 72,148.08 × 31,563.40
  4. Step 4: Simplify right side
    48,098.72x = 2,277,238,708.27
  5. Step 5: Solve for x
    x = 2,277,238,708.27/48,098.72
  6. Step 6: Final answer
    x = 47,345.10

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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.