Home / 152,310.47-210,247.34-136,367.24

Finding the Fourth Proportional to 152,310.47, 210,247.34 and 136,367.24

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Solution

The fourth proportional to 152,310.47, 210,247.34 and 136,367.24 is: 188,239.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,310.47 : 210,247.34 = 136,367.24 : x
  2. Step 2: Convert to fraction form
    152,310.47/210,247.34 = 136,367.24/x
  3. Step 3: Cross multiply
    152,310.47x = 210,247.34 × 136,367.24
  4. Step 4: Simplify right side
    152,310.47x = 28,670,847,740.07
  5. Step 5: Solve for x
    x = 28,670,847,740.07/152,310.47
  6. Step 6: Final answer
    x = 188,239.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.