Home / 97,336.32-134,316-54,905.28

Finding the Fourth Proportional to 97,336.32, 134,316 and 54,905.28

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Solution

The fourth proportional to 97,336.32, 134,316 and 54,905.28 is: 75,764.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,336.32 : 134,316 = 54,905.28 : x
  2. Step 2: Convert to fraction form
    97,336.32/134,316 = 54,905.28/x
  3. Step 3: Cross multiply
    97,336.32x = 134,316 × 54,905.28
  4. Step 4: Simplify right side
    97,336.32x = 7,374,657,588.48
  5. Step 5: Solve for x
    x = 7,374,657,588.48/97,336.32
  6. Step 6: Final answer
    x = 75,764.71

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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.