Home / 48,078.08-72,127.20-16,904.96

Finding the Fourth Proportional to 48,078.08, 72,127.20 and 16,904.96

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Solution

The fourth proportional to 48,078.08, 72,127.20 and 16,904.96 is: 25,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,078.08 : 72,127.20 = 16,904.96 : x
  2. Step 2: Convert to fraction form
    48,078.08/72,127.20 = 16,904.96/x
  3. Step 3: Cross multiply
    48,078.08x = 72,127.20 × 16,904.96
  4. Step 4: Simplify right side
    48,078.08x = 1,219,307,430.91
  5. Step 5: Solve for x
    x = 1,219,307,430.91/48,078.08
  6. Step 6: Final answer
    x = 25,360.98

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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.