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Finding the Fourth Proportional to 160,215.80, 240,323.70 and 41,899.10

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Solution

The fourth proportional to 160,215.80, 240,323.70 and 41,899.10 is: 62,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,215.80 : 240,323.70 = 41,899.10 : x
  2. Step 2: Convert to fraction form
    160,215.80/240,323.70 = 41,899.10/x
  3. Step 3: Cross multiply
    160,215.80x = 240,323.70 × 41,899.10
  4. Step 4: Simplify right side
    160,215.80x = 10,069,346,738.67
  5. Step 5: Solve for x
    x = 10,069,346,738.67/160,215.80
  6. Step 6: Final answer
    x = 62,848.65

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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.