Home / 97,925.64-135,142.83-55,497.84

Finding the Fourth Proportional to 97,925.64, 135,142.83 and 55,497.84

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Solution

The fourth proportional to 97,925.64, 135,142.83 and 55,497.84 is: 76,590.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,925.64 : 135,142.83 = 55,497.84 : x
  2. Step 2: Convert to fraction form
    97,925.64/135,142.83 = 55,497.84/x
  3. Step 3: Cross multiply
    97,925.64x = 135,142.83 × 55,497.84
  4. Step 4: Simplify right side
    97,925.64x = 7,500,135,156.49
  5. Step 5: Solve for x
    x = 7,500,135,156.49/97,925.64
  6. Step 6: Final answer
    x = 76,590.11

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1.5x scale

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.