Home / 315,919.79-473,998.02-164,022.05

Finding the Fourth Proportional to 315,919.79, 473,998.02 and 164,022.05

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Solution

The fourth proportional to 315,919.79, 473,998.02 and 164,022.05 is: 246,094.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,919.79 : 473,998.02 = 164,022.05 : x
  2. Step 2: Convert to fraction form
    315,919.79/473,998.02 = 164,022.05/x
  3. Step 3: Cross multiply
    315,919.79x = 473,998.02 × 164,022.05
  4. Step 4: Simplify right side
    315,919.79x = 77,746,128,104.94
  5. Step 5: Solve for x
    x = 77,746,128,104.94/315,919.79
  6. Step 6: Final answer
    x = 246,094.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.