Home / 152,275.07-210,161.08-88,633.37

Finding the Fourth Proportional to 152,275.07, 210,161.08 and 88,633.37

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Solution

The fourth proportional to 152,275.07, 210,161.08 and 88,633.37 is: 122,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,275.07 : 210,161.08 = 88,633.37 : x
  2. Step 2: Convert to fraction form
    152,275.07/210,161.08 = 88,633.37/x
  3. Step 3: Cross multiply
    152,275.07x = 210,161.08 × 88,633.37
  4. Step 4: Simplify right side
    152,275.07x = 18,627,285,399.43
  5. Step 5: Solve for x
    x = 18,627,285,399.43/152,275.07
  6. Step 6: Final answer
    x = 122,326.56

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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.