Home / 145,965.27-201,446.04-91,526.11

Finding the Fourth Proportional to 145,965.27, 201,446.04 and 91,526.11

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Solution

The fourth proportional to 145,965.27, 201,446.04 and 91,526.11 is: 126,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,965.27 : 201,446.04 = 91,526.11 : x
  2. Step 2: Convert to fraction form
    145,965.27/201,446.04 = 91,526.11/x
  3. Step 3: Cross multiply
    145,965.27x = 201,446.04 × 91,526.11
  4. Step 4: Simplify right side
    145,965.27x = 18,437,572,416.10
  5. Step 5: Solve for x
    x = 18,437,572,416.10/145,965.27
  6. Step 6: Final answer
    x = 126,314.79

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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.