Home / 92,030.04-138,070.14-32,871.72

Finding the Fourth Proportional to 92,030.04, 138,070.14 and 32,871.72

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Solution

The fourth proportional to 92,030.04, 138,070.14 and 32,871.72 is: 49,316.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,030.04 : 138,070.14 = 32,871.72 : x
  2. Step 2: Convert to fraction form
    92,030.04/138,070.14 = 32,871.72/x
  3. Step 3: Cross multiply
    92,030.04x = 138,070.14 × 32,871.72
  4. Step 4: Simplify right side
    92,030.04x = 4,538,602,982.44
  5. Step 5: Solve for x
    x = 4,538,602,982.44/92,030.04
  6. Step 6: Final answer
    x = 49,316.54

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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.