Home / 100,738.88-151,040.14-56,396.24

Finding the Fourth Proportional to 100,738.88, 151,040.14 and 56,396.24

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Solution

The fourth proportional to 100,738.88, 151,040.14 and 56,396.24 is: 84,556.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,738.88 : 151,040.14 = 56,396.24 : x
  2. Step 2: Convert to fraction form
    100,738.88/151,040.14 = 56,396.24/x
  3. Step 3: Cross multiply
    100,738.88x = 151,040.14 × 56,396.24
  4. Step 4: Simplify right side
    100,738.88x = 8,518,095,985.07
  5. Step 5: Solve for x
    x = 8,518,095,985.07/100,738.88
  6. Step 6: Final answer
    x = 84,556.19

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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.