Home / 58,247.28-80,274.63-42,304.05

Finding the Fourth Proportional to 58,247.28, 80,274.63 and 42,304.05

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Solution

The fourth proportional to 58,247.28, 80,274.63 and 42,304.05 is: 58,302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,247.28 : 80,274.63 = 42,304.05 : x
  2. Step 2: Convert to fraction form
    58,247.28/80,274.63 = 42,304.05/x
  3. Step 3: Cross multiply
    58,247.28x = 80,274.63 × 42,304.05
  4. Step 4: Simplify right side
    58,247.28x = 3,395,941,961.25
  5. Step 5: Solve for x
    x = 3,395,941,961.25/58,247.28
  6. Step 6: Final answer
    x = 58,302.16

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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.