Home / 152,266.07-210,078.88-88,591.57

Finding the Fourth Proportional to 152,266.07, 210,078.88 and 88,591.57

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Solution

The fourth proportional to 152,266.07, 210,078.88 and 88,591.57 is: 122,228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,266.07 : 210,078.88 = 88,591.57 : x
  2. Step 2: Convert to fraction form
    152,266.07/210,078.88 = 88,591.57/x
  3. Step 3: Cross multiply
    152,266.07x = 210,078.88 × 88,591.57
  4. Step 4: Simplify right side
    152,266.07x = 18,611,217,056.37
  5. Step 5: Solve for x
    x = 18,611,217,056.37/152,266.07
  6. Step 6: Final answer
    x = 122,228.26

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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.