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Finding the Fourth Proportional to 65,492.76, 98,307.87 and 58,044

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Solution

The fourth proportional to 65,492.76, 98,307.87 and 58,044 is: 87,126.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,492.76 : 98,307.87 = 58,044 : x
  2. Step 2: Convert to fraction form
    65,492.76/98,307.87 = 58,044/x
  3. Step 3: Cross multiply
    65,492.76x = 98,307.87 × 58,044
  4. Step 4: Simplify right side
    65,492.76x = 5,706,182,006.28
  5. Step 5: Solve for x
    x = 5,706,182,006.28/65,492.76
  6. Step 6: Final answer
    x = 87,126.91

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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.