Home / 160,172.51-240,255.72-47,853.05

Finding the Fourth Proportional to 160,172.51, 240,255.72 and 47,853.05

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Solution

The fourth proportional to 160,172.51, 240,255.72 and 47,853.05 is: 71,778.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,172.51 : 240,255.72 = 47,853.05 : x
  2. Step 2: Convert to fraction form
    160,172.51/240,255.72 = 47,853.05/x
  3. Step 3: Cross multiply
    160,172.51x = 240,255.72 × 47,853.05
  4. Step 4: Simplify right side
    160,172.51x = 11,496,967,780.67
  5. Step 5: Solve for x
    x = 11,496,967,780.67/160,172.51
  6. Step 6: Final answer
    x = 71,778.66

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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.