Home / 164,426.02-227,015.13-100,798.90

Finding the Fourth Proportional to 164,426.02, 227,015.13 and 100,798.90

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Solution

The fourth proportional to 164,426.02, 227,015.13 and 100,798.90 is: 139,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,426.02 : 227,015.13 = 100,798.90 : x
  2. Step 2: Convert to fraction form
    164,426.02/227,015.13 = 100,798.90/x
  3. Step 3: Cross multiply
    164,426.02x = 227,015.13 × 100,798.90
  4. Step 4: Simplify right side
    164,426.02x = 22,882,875,387.36
  5. Step 5: Solve for x
    x = 22,882,875,387.36/164,426.02
  6. Step 6: Final answer
    x = 139,168.21

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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.