Home / 251,079.02-346,489.03-137,901.77

Finding the Fourth Proportional to 251,079.02, 346,489.03 and 137,901.77

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Solution

The fourth proportional to 251,079.02, 346,489.03 and 137,901.77 is: 190,304.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,079.02 : 346,489.03 = 137,901.77 : x
  2. Step 2: Convert to fraction form
    251,079.02/346,489.03 = 137,901.77/x
  3. Step 3: Cross multiply
    251,079.02x = 346,489.03 × 137,901.77
  4. Step 4: Simplify right side
    251,079.02x = 47,781,450,522.58
  5. Step 5: Solve for x
    x = 47,781,450,522.58/251,079.02
  6. Step 6: Final answer
    x = 190,304.43

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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.