Home / 92,939.55-128,252.39-52,652.49

Finding the Fourth Proportional to 92,939.55, 128,252.39 and 52,652.49

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Solution

The fourth proportional to 92,939.55, 128,252.39 and 52,652.49 is: 72,658.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,939.55 : 128,252.39 = 52,652.49 : x
  2. Step 2: Convert to fraction form
    92,939.55/128,252.39 = 52,652.49/x
  3. Step 3: Cross multiply
    92,939.55x = 128,252.39 × 52,652.49
  4. Step 4: Simplify right side
    92,939.55x = 6,752,807,681.95
  5. Step 5: Solve for x
    x = 6,752,807,681.95/92,939.55
  6. Step 6: Final answer
    x = 72,658.06

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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.