Home / 102,210.71-153,341.37-48,943.22

Finding the Fourth Proportional to 102,210.71, 153,341.37 and 48,943.22

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Solution

The fourth proportional to 102,210.71, 153,341.37 and 48,943.22 is: 73,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,210.71 : 153,341.37 = 48,943.22 : x
  2. Step 2: Convert to fraction form
    102,210.71/153,341.37 = 48,943.22/x
  3. Step 3: Cross multiply
    102,210.71x = 153,341.37 × 48,943.22
  4. Step 4: Simplify right side
    102,210.71x = 7,505,019,640.30
  5. Step 5: Solve for x
    x = 7,505,019,640.30/102,210.71
  6. Step 6: Final answer
    x = 73,426.94

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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.