Home / 97,534.89-134,656.16-61,755.57

Finding the Fourth Proportional to 97,534.89, 134,656.16 and 61,755.57

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Solution

The fourth proportional to 97,534.89, 134,656.16 and 61,755.57 is: 85,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,534.89 : 134,656.16 = 61,755.57 : x
  2. Step 2: Convert to fraction form
    97,534.89/134,656.16 = 61,755.57/x
  3. Step 3: Cross multiply
    97,534.89x = 134,656.16 × 61,755.57
  4. Step 4: Simplify right side
    97,534.89x = 8,315,767,606.03
  5. Step 5: Solve for x
    x = 8,315,767,606.03/97,534.89
  6. Step 6: Final answer
    x = 85,259.41

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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.