Home / 112,920.06-169,417.11-46,391.52

Finding the Fourth Proportional to 112,920.06, 169,417.11 and 46,391.52

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Solution

The fourth proportional to 112,920.06, 169,417.11 and 46,391.52 is: 69,602.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,920.06 : 169,417.11 = 46,391.52 : x
  2. Step 2: Convert to fraction form
    112,920.06/169,417.11 = 46,391.52/x
  3. Step 3: Cross multiply
    112,920.06x = 169,417.11 × 46,391.52
  4. Step 4: Simplify right side
    112,920.06x = 7,859,517,246.91
  5. Step 5: Solve for x
    x = 7,859,517,246.91/112,920.06
  6. Step 6: Final answer
    x = 69,602.49

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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.