Home / 97,278.26-134,264.86-61,445.48

Finding the Fourth Proportional to 97,278.26, 134,264.86 and 61,445.48

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Solution

The fourth proportional to 97,278.26, 134,264.86 and 61,445.48 is: 84,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,278.26 : 134,264.86 = 61,445.48 : x
  2. Step 2: Convert to fraction form
    97,278.26/134,264.86 = 61,445.48/x
  3. Step 3: Cross multiply
    97,278.26x = 134,264.86 × 61,445.48
  4. Step 4: Simplify right side
    97,278.26x = 8,249,967,944.89
  5. Step 5: Solve for x
    x = 8,249,967,944.89/97,278.26
  6. Step 6: Final answer
    x = 84,807.94

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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.