Home / 80,726.04-111,400.32-46,736.28

Finding the Fourth Proportional to 80,726.04, 111,400.32 and 46,736.28

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Solution

The fourth proportional to 80,726.04, 111,400.32 and 46,736.28 is: 64,495.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,726.04 : 111,400.32 = 46,736.28 : x
  2. Step 2: Convert to fraction form
    80,726.04/111,400.32 = 46,736.28/x
  3. Step 3: Cross multiply
    80,726.04x = 111,400.32 × 46,736.28
  4. Step 4: Simplify right side
    80,726.04x = 5,206,436,547.61
  5. Step 5: Solve for x
    x = 5,206,436,547.61/80,726.04
  6. Step 6: Final answer
    x = 64,495.13

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1.5x scale

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.