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Finding the Fourth Proportional to 160,941.40, 241,412.10 and 55,763.80

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Solution

The fourth proportional to 160,941.40, 241,412.10 and 55,763.80 is: 83,645.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,941.40 : 241,412.10 = 55,763.80 : x
  2. Step 2: Convert to fraction form
    160,941.40/241,412.10 = 55,763.80/x
  3. Step 3: Cross multiply
    160,941.40x = 241,412.10 × 55,763.80
  4. Step 4: Simplify right side
    160,941.40x = 13,462,056,061.98
  5. Step 5: Solve for x
    x = 13,462,056,061.98/160,941.40
  6. Step 6: Final answer
    x = 83,645.70

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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.