Home / 202,730.61-279,763.32-112,084.25

Finding the Fourth Proportional to 202,730.61, 279,763.32 and 112,084.25

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Solution

The fourth proportional to 202,730.61, 279,763.32 and 112,084.25 is: 154,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,730.61 : 279,763.32 = 112,084.25 : x
  2. Step 2: Convert to fraction form
    202,730.61/279,763.32 = 112,084.25/x
  3. Step 3: Cross multiply
    202,730.61x = 279,763.32 × 112,084.25
  4. Step 4: Simplify right side
    202,730.61x = 31,357,060,290.74
  5. Step 5: Solve for x
    x = 31,357,060,290.74/202,730.61
  6. Step 6: Final answer
    x = 154,673.53

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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.