Home / 152,347.94-210,236.82-88,684.40

Finding the Fourth Proportional to 152,347.94, 210,236.82 and 88,684.40

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Solution

The fourth proportional to 152,347.94, 210,236.82 and 88,684.40 is: 122,382.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,347.94 : 210,236.82 = 88,684.40 : x
  2. Step 2: Convert to fraction form
    152,347.94/210,236.82 = 88,684.40/x
  3. Step 3: Cross multiply
    152,347.94x = 210,236.82 × 88,684.40
  4. Step 4: Simplify right side
    152,347.94x = 18,644,726,239.61
  5. Step 5: Solve for x
    x = 18,644,726,239.61/152,347.94
  6. Step 6: Final answer
    x = 122,382.53

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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.