Home / 89,534.40-134,580.51-56,466.96

Finding the Fourth Proportional to 89,534.40, 134,580.51 and 56,466.96

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Solution

The fourth proportional to 89,534.40, 134,580.51 and 56,466.96 is: 84,876.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,534.40 : 134,580.51 = 56,466.96 : x
  2. Step 2: Convert to fraction form
    89,534.40/134,580.51 = 56,466.96/x
  3. Step 3: Cross multiply
    89,534.40x = 134,580.51 × 56,466.96
  4. Step 4: Simplify right side
    89,534.40x = 7,599,352,274.95
  5. Step 5: Solve for x
    x = 7,599,352,274.95/89,534.40
  6. Step 6: Final answer
    x = 84,876.34

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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.