Home / 202,925.19-280,012.77-112,269.18

Finding the Fourth Proportional to 202,925.19, 280,012.77 and 112,269.18

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Solution

The fourth proportional to 202,925.19, 280,012.77 and 112,269.18 is: 154,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,925.19 : 280,012.77 = 112,269.18 : x
  2. Step 2: Convert to fraction form
    202,925.19/280,012.77 = 112,269.18/x
  3. Step 3: Cross multiply
    202,925.19x = 280,012.77 × 112,269.18
  4. Step 4: Simplify right side
    202,925.19x = 31,436,804,077.43
  5. Step 5: Solve for x
    x = 31,436,804,077.43/202,925.19
  6. Step 6: Final answer
    x = 154,918.19

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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.