Home / 97,415.12-134,383.34-59,164.49

Finding the Fourth Proportional to 97,415.12, 134,383.34 and 59,164.49

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Solution

The fourth proportional to 97,415.12, 134,383.34 and 59,164.49 is: 81,616.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,415.12 : 134,383.34 = 59,164.49 : x
  2. Step 2: Convert to fraction form
    97,415.12/134,383.34 = 59,164.49/x
  3. Step 3: Cross multiply
    97,415.12x = 134,383.34 × 59,164.49
  4. Step 4: Simplify right side
    97,415.12x = 7,950,720,807.86
  5. Step 5: Solve for x
    x = 7,950,720,807.86/97,415.12
  6. Step 6: Final answer
    x = 81,616.91

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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.