Home / 88,431.73-122,038.34-48,146.17

Finding the Fourth Proportional to 88,431.73, 122,038.34 and 48,146.17

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Solution

The fourth proportional to 88,431.73, 122,038.34 and 48,146.17 is: 66,443.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,431.73 : 122,038.34 = 48,146.17 : x
  2. Step 2: Convert to fraction form
    88,431.73/122,038.34 = 48,146.17/x
  3. Step 3: Cross multiply
    88,431.73x = 122,038.34 × 48,146.17
  4. Step 4: Simplify right side
    88,431.73x = 5,875,678,664.16
  5. Step 5: Solve for x
    x = 5,875,678,664.16/88,431.73
  6. Step 6: Final answer
    x = 66,443.10

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1.5x scale

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.