Home / 74,927.04-112,304.16-28,150.08

Finding the Fourth Proportional to 74,927.04, 112,304.16 and 28,150.08

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Solution

The fourth proportional to 74,927.04, 112,304.16 and 28,150.08 is: 42,192.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,927.04 : 112,304.16 = 28,150.08 : x
  2. Step 2: Convert to fraction form
    74,927.04/112,304.16 = 28,150.08/x
  3. Step 3: Cross multiply
    74,927.04x = 112,304.16 × 28,150.08
  4. Step 4: Simplify right side
    74,927.04x = 3,161,371,088.33
  5. Step 5: Solve for x
    x = 3,161,371,088.33/74,927.04
  6. Step 6: Final answer
    x = 42,192.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.