Home / 100,161.90-150,176.16-60,090.66

Finding the Fourth Proportional to 100,161.90, 150,176.16 and 60,090.66

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Solution

The fourth proportional to 100,161.90, 150,176.16 and 60,090.66 is: 90,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,161.90 : 150,176.16 = 60,090.66 : x
  2. Step 2: Convert to fraction form
    100,161.90/150,176.16 = 60,090.66/x
  3. Step 3: Cross multiply
    100,161.90x = 150,176.16 × 60,090.66
  4. Step 4: Simplify right side
    100,161.90x = 9,024,184,570.67
  5. Step 5: Solve for x
    x = 9,024,184,570.67/100,161.90
  6. Step 6: Final answer
    x = 90,095.98

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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.