Home / 137,004.48-205,534.26-48,320.82

Finding the Fourth Proportional to 137,004.48, 205,534.26 and 48,320.82

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Solution

The fourth proportional to 137,004.48, 205,534.26 and 48,320.82 is: 72,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,004.48 : 205,534.26 = 48,320.82 : x
  2. Step 2: Convert to fraction form
    137,004.48/205,534.26 = 48,320.82/x
  3. Step 3: Cross multiply
    137,004.48x = 205,534.26 × 48,320.82
  4. Step 4: Simplify right side
    137,004.48x = 9,931,583,981.29
  5. Step 5: Solve for x
    x = 9,931,583,981.29/137,004.48
  6. Step 6: Final answer
    x = 72,490.94

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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.