Home / 74,853.03-112,182.04-30,427.89

Finding the Fourth Proportional to 74,853.03, 112,182.04 and 30,427.89

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Solution

The fourth proportional to 74,853.03, 112,182.04 and 30,427.89 is: 45,602.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,853.03 : 112,182.04 = 30,427.89 : x
  2. Step 2: Convert to fraction form
    74,853.03/112,182.04 = 30,427.89/x
  3. Step 3: Cross multiply
    74,853.03x = 112,182.04 × 30,427.89
  4. Step 4: Simplify right side
    74,853.03x = 3,413,462,136.12
  5. Step 5: Solve for x
    x = 3,413,462,136.12/74,853.03
  6. Step 6: Final answer
    x = 45,602.19

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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.