Home / 210,087.90-314,869.05-104,936.22

Finding the Fourth Proportional to 210,087.90, 314,869.05 and 104,936.22

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Solution

The fourth proportional to 210,087.90, 314,869.05 and 104,936.22 is: 157,273.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,087.90 : 314,869.05 = 104,936.22 : x
  2. Step 2: Convert to fraction form
    210,087.90/314,869.05 = 104,936.22/x
  3. Step 3: Cross multiply
    210,087.90x = 314,869.05 × 104,936.22
  4. Step 4: Simplify right side
    210,087.90x = 33,041,167,901.99
  5. Step 5: Solve for x
    x = 33,041,167,901.99/210,087.90
  6. Step 6: Final answer
    x = 157,273.06

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1.5x scale

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.