Home / 97,235.46-134,214.60-56,409.90

Finding the Fourth Proportional to 97,235.46, 134,214.60 and 56,409.90

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Solution

The fourth proportional to 97,235.46, 134,214.60 and 56,409.90 is: 77,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,235.46 : 134,214.60 = 56,409.90 : x
  2. Step 2: Convert to fraction form
    97,235.46/134,214.60 = 56,409.90/x
  3. Step 3: Cross multiply
    97,235.46x = 134,214.60 × 56,409.90
  4. Step 4: Simplify right side
    97,235.46x = 7,571,032,164.54
  5. Step 5: Solve for x
    x = 7,571,032,164.54/97,235.46
  6. Step 6: Final answer
    x = 77,862.87

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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.