Home / 80,841.06-111,560.69-46,869.32

Finding the Fourth Proportional to 80,841.06, 111,560.69 and 46,869.32

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Solution

The fourth proportional to 80,841.06, 111,560.69 and 46,869.32 is: 64,679.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,841.06 : 111,560.69 = 46,869.32 : x
  2. Step 2: Convert to fraction form
    80,841.06/111,560.69 = 46,869.32/x
  3. Step 3: Cross multiply
    80,841.06x = 111,560.69 × 46,869.32
  4. Step 4: Simplify right side
    80,841.06x = 5,228,774,075.11
  5. Step 5: Solve for x
    x = 5,228,774,075.11/80,841.06
  6. Step 6: Final answer
    x = 64,679.68

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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.