Home / 52,350.21-72,219.47-31,117.41

Finding the Fourth Proportional to 52,350.21, 72,219.47 and 31,117.41

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Solution

The fourth proportional to 52,350.21, 72,219.47 and 31,117.41 is: 42,927.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,350.21 : 72,219.47 = 31,117.41 : x
  2. Step 2: Convert to fraction form
    52,350.21/72,219.47 = 31,117.41/x
  3. Step 3: Cross multiply
    52,350.21x = 72,219.47 × 31,117.41
  4. Step 4: Simplify right side
    52,350.21x = 2,247,282,702.39
  5. Step 5: Solve for x
    x = 2,247,282,702.39/52,350.21
  6. Step 6: Final answer
    x = 42,927.86

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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.