Home / 110,247.48-152,138.79-64,315.92

Finding the Fourth Proportional to 110,247.48, 152,138.79 and 64,315.92

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Solution

The fourth proportional to 110,247.48, 152,138.79 and 64,315.92 is: 88,754.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,247.48 : 152,138.79 = 64,315.92 : x
  2. Step 2: Convert to fraction form
    110,247.48/152,138.79 = 64,315.92/x
  3. Step 3: Cross multiply
    110,247.48x = 152,138.79 × 64,315.92
  4. Step 4: Simplify right side
    110,247.48x = 9,784,946,817.06
  5. Step 5: Solve for x
    x = 9,784,946,817.06/110,247.48
  6. Step 6: Final answer
    x = 88,754.38

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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.