Home / 75,004.08-112,561.50-35,561.32

Finding the Fourth Proportional to 75,004.08, 112,561.50 and 35,561.32

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Solution

The fourth proportional to 75,004.08, 112,561.50 and 35,561.32 is: 53,368.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,004.08 : 112,561.50 = 35,561.32 : x
  2. Step 2: Convert to fraction form
    75,004.08/112,561.50 = 35,561.32/x
  3. Step 3: Cross multiply
    75,004.08x = 112,561.50 × 35,561.32
  4. Step 4: Simplify right side
    75,004.08x = 4,002,835,521.18
  5. Step 5: Solve for x
    x = 4,002,835,521.18/75,004.08
  6. Step 6: Final answer
    x = 53,368.24

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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.