Home / 112,645.08-169,025.94-49,509.58

Finding the Fourth Proportional to 112,645.08, 169,025.94 and 49,509.58

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Solution

The fourth proportional to 112,645.08, 169,025.94 and 49,509.58 is: 74,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,645.08 : 169,025.94 = 49,509.58 : x
  2. Step 2: Convert to fraction form
    112,645.08/169,025.94 = 49,509.58/x
  3. Step 3: Cross multiply
    112,645.08x = 169,025.94 × 49,509.58
  4. Step 4: Simplify right side
    112,645.08x = 8,368,403,192.86
  5. Step 5: Solve for x
    x = 8,368,403,192.86/112,645.08
  6. Step 6: Final answer
    x = 74,290.00

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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.