Home / 75,090.18-112,666.59-32,948.49

Finding the Fourth Proportional to 75,090.18, 112,666.59 and 32,948.49

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Solution

The fourth proportional to 75,090.18, 112,666.59 and 32,948.49 is: 49,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,090.18 : 112,666.59 = 32,948.49 : x
  2. Step 2: Convert to fraction form
    75,090.18/112,666.59 = 32,948.49/x
  3. Step 3: Cross multiply
    75,090.18x = 112,666.59 × 32,948.49
  4. Step 4: Simplify right side
    75,090.18x = 3,712,194,013.95
  5. Step 5: Solve for x
    x = 3,712,194,013.95/75,090.18
  6. Step 6: Final answer
    x = 49,436.48

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1.5x scale

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.