Home / 212,790.34-293,646.57-115,995.04

Finding the Fourth Proportional to 212,790.34, 293,646.57 and 115,995.04

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Solution

The fourth proportional to 212,790.34, 293,646.57 and 115,995.04 is: 160,070.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,790.34 : 293,646.57 = 115,995.04 : x
  2. Step 2: Convert to fraction form
    212,790.34/293,646.57 = 115,995.04/x
  3. Step 3: Cross multiply
    212,790.34x = 293,646.57 × 115,995.04
  4. Step 4: Simplify right side
    212,790.34x = 34,061,544,463.92
  5. Step 5: Solve for x
    x = 34,061,544,463.92/212,790.34
  6. Step 6: Final answer
    x = 160,070.91

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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.