Home / 152,363.16-210,286.80-88,738.74

Finding the Fourth Proportional to 152,363.16, 210,286.80 and 88,738.74

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Solution

The fourth proportional to 152,363.16, 210,286.80 and 88,738.74 is: 122,474.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,363.16 : 210,286.80 = 88,738.74 : x
  2. Step 2: Convert to fraction form
    152,363.16/210,286.80 = 88,738.74/x
  3. Step 3: Cross multiply
    152,363.16x = 210,286.80 × 88,738.74
  4. Step 4: Simplify right side
    152,363.16x = 18,660,585,670.63
  5. Step 5: Solve for x
    x = 18,660,585,670.63/152,363.16
  6. Step 6: Final answer
    x = 122,474.39

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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.