Home / 118,224.14-163,149.79-64,510.28

Finding the Fourth Proportional to 118,224.14, 163,149.79 and 64,510.28

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Solution

The fourth proportional to 118,224.14, 163,149.79 and 64,510.28 is: 89,024.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,224.14 : 163,149.79 = 64,510.28 : x
  2. Step 2: Convert to fraction form
    118,224.14/163,149.79 = 64,510.28/x
  3. Step 3: Cross multiply
    118,224.14x = 163,149.79 × 64,510.28
  4. Step 4: Simplify right side
    118,224.14x = 10,524,837,657.82
  5. Step 5: Solve for x
    x = 10,524,837,657.82/118,224.14
  6. Step 6: Final answer
    x = 89,024.44

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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.