Home / 91,848.23-137,644.02-49,637.30

Finding the Fourth Proportional to 91,848.23, 137,644.02 and 49,637.30

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Solution

The fourth proportional to 91,848.23, 137,644.02 and 49,637.30 is: 74,386.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,848.23 : 137,644.02 = 49,637.30 : x
  2. Step 2: Convert to fraction form
    91,848.23/137,644.02 = 49,637.30/x
  3. Step 3: Cross multiply
    91,848.23x = 137,644.02 × 49,637.30
  4. Step 4: Simplify right side
    91,848.23x = 6,832,277,858.06
  5. Step 5: Solve for x
    x = 6,832,277,858.06/91,848.23
  6. Step 6: Final answer
    x = 74,386.61

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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.