Home / 67,460.60-101,181.36-42,424.30

Finding the Fourth Proportional to 67,460.60, 101,181.36 and 42,424.30

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Solution

The fourth proportional to 67,460.60, 101,181.36 and 42,424.30 is: 63,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,460.60 : 101,181.36 = 42,424.30 : x
  2. Step 2: Convert to fraction form
    67,460.60/101,181.36 = 42,424.30/x
  3. Step 3: Cross multiply
    67,460.60x = 101,181.36 × 42,424.30
  4. Step 4: Simplify right side
    67,460.60x = 4,292,548,371.05
  5. Step 5: Solve for x
    x = 4,292,548,371.05/67,460.60
  6. Step 6: Final answer
    x = 63,630.45

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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.