Home / 113,884.98-170,561.58-90,032.23

Finding the Fourth Proportional to 113,884.98, 170,561.58 and 90,032.23

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Solution

The fourth proportional to 113,884.98, 170,561.58 and 90,032.23 is: 134,838.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,884.98 : 170,561.58 = 90,032.23 : x
  2. Step 2: Convert to fraction form
    113,884.98/170,561.58 = 90,032.23/x
  3. Step 3: Cross multiply
    113,884.98x = 170,561.58 × 90,032.23
  4. Step 4: Simplify right side
    113,884.98x = 15,356,039,399.72
  5. Step 5: Solve for x
    x = 15,356,039,399.72/113,884.98
  6. Step 6: Final answer
    x = 134,838.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.