Home / 110,339.07-152,247.76-72,088.44

Finding the Fourth Proportional to 110,339.07, 152,247.76 and 72,088.44

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Solution

The fourth proportional to 110,339.07, 152,247.76 and 72,088.44 is: 99,468.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,339.07 : 152,247.76 = 72,088.44 : x
  2. Step 2: Convert to fraction form
    110,339.07/152,247.76 = 72,088.44/x
  3. Step 3: Cross multiply
    110,339.07x = 152,247.76 × 72,088.44
  4. Step 4: Simplify right side
    110,339.07x = 10,975,303,511.89
  5. Step 5: Solve for x
    x = 10,975,303,511.89/110,339.07
  6. Step 6: Final answer
    x = 99,468.88

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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.