Home / 277,387.04-382,790.38-154,881.32

Finding the Fourth Proportional to 277,387.04, 382,790.38 and 154,881.32

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Solution

The fourth proportional to 277,387.04, 382,790.38 and 154,881.32 is: 213,734.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,387.04 : 382,790.38 = 154,881.32 : x
  2. Step 2: Convert to fraction form
    277,387.04/382,790.38 = 154,881.32/x
  3. Step 3: Cross multiply
    277,387.04x = 382,790.38 × 154,881.32
  4. Step 4: Simplify right side
    277,387.04x = 59,287,077,036.55
  5. Step 5: Solve for x
    x = 59,287,077,036.55/277,387.04
  6. Step 6: Final answer
    x = 213,734.13

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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.