Home / 92,831.04-139,052.76-59,381.28

Finding the Fourth Proportional to 92,831.04, 139,052.76 and 59,381.28

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Solution

The fourth proportional to 92,831.04, 139,052.76 and 59,381.28 is: 88,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,831.04 : 139,052.76 = 59,381.28 : x
  2. Step 2: Convert to fraction form
    92,831.04/139,052.76 = 59,381.28/x
  3. Step 3: Cross multiply
    92,831.04x = 139,052.76 × 59,381.28
  4. Step 4: Simplify right side
    92,831.04x = 8,257,130,876.33
  5. Step 5: Solve for x
    x = 8,257,130,876.33/92,831.04
  6. Step 6: Final answer
    x = 88,947.95

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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.