Home / 146,819.55-220,262.13-46,985.74

Finding the Fourth Proportional to 146,819.55, 220,262.13 and 46,985.74

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Solution

The fourth proportional to 146,819.55, 220,262.13 and 46,985.74 is: 70,489.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,819.55 : 220,262.13 = 46,985.74 : x
  2. Step 2: Convert to fraction form
    146,819.55/220,262.13 = 46,985.74/x
  3. Step 3: Cross multiply
    146,819.55x = 220,262.13 × 46,985.74
  4. Step 4: Simplify right side
    146,819.55x = 10,349,179,172.03
  5. Step 5: Solve for x
    x = 10,349,179,172.03/146,819.55
  6. Step 6: Final answer
    x = 70,489.11

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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.