Home / 89,916.50-134,881.23-34,512.50

Finding the Fourth Proportional to 89,916.50, 134,881.23 and 34,512.50

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Solution

The fourth proportional to 89,916.50, 134,881.23 and 34,512.50 is: 51,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,916.50 : 134,881.23 = 34,512.50 : x
  2. Step 2: Convert to fraction form
    89,916.50/134,881.23 = 34,512.50/x
  3. Step 3: Cross multiply
    89,916.50x = 134,881.23 × 34,512.50
  4. Step 4: Simplify right side
    89,916.50x = 4,655,088,450.38
  5. Step 5: Solve for x
    x = 4,655,088,450.38/89,916.50
  6. Step 6: Final answer
    x = 51,771.24

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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.