Home / 97,895.03-135,086.75-54,288.98

Finding the Fourth Proportional to 97,895.03, 135,086.75 and 54,288.98

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Solution

The fourth proportional to 97,895.03, 135,086.75 and 54,288.98 is: 74,914.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,895.03 : 135,086.75 = 54,288.98 : x
  2. Step 2: Convert to fraction form
    97,895.03/135,086.75 = 54,288.98/x
  3. Step 3: Cross multiply
    97,895.03x = 135,086.75 × 54,288.98
  4. Step 4: Simplify right side
    97,895.03x = 7,333,722,468.50
  5. Step 5: Solve for x
    x = 7,333,722,468.50/97,895.03
  6. Step 6: Final answer
    x = 74,914.14

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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.