Home / 88,639.01-122,337.69-52,831.29

Finding the Fourth Proportional to 88,639.01, 122,337.69 and 52,831.29

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Solution

The fourth proportional to 88,639.01, 122,337.69 and 52,831.29 is: 72,916.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,639.01 : 122,337.69 = 52,831.29 : x
  2. Step 2: Convert to fraction form
    88,639.01/122,337.69 = 52,831.29/x
  3. Step 3: Cross multiply
    88,639.01x = 122,337.69 × 52,831.29
  4. Step 4: Simplify right side
    88,639.01x = 6,463,257,848.00
  5. Step 5: Solve for x
    x = 6,463,257,848.00/88,639.01
  6. Step 6: Final answer
    x = 72,916.63

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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.