Home / 58,748.20-88,122.30-31,100.20

Finding the Fourth Proportional to 58,748.20, 88,122.30 and 31,100.20

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Solution

The fourth proportional to 58,748.20, 88,122.30 and 31,100.20 is: 46,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,748.20 : 88,122.30 = 31,100.20 : x
  2. Step 2: Convert to fraction form
    58,748.20/88,122.30 = 31,100.20/x
  3. Step 3: Cross multiply
    58,748.20x = 88,122.30 × 31,100.20
  4. Step 4: Simplify right side
    58,748.20x = 2,740,621,154.46
  5. Step 5: Solve for x
    x = 2,740,621,154.46/58,748.20
  6. Step 6: Final answer
    x = 46,650.30

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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.