Home / 100,887.02-151,331.74-34,328.52

Finding the Fourth Proportional to 100,887.02, 151,331.74 and 34,328.52

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Solution

The fourth proportional to 100,887.02, 151,331.74 and 34,328.52 is: 51,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,887.02 : 151,331.74 = 34,328.52 : x
  2. Step 2: Convert to fraction form
    100,887.02/151,331.74 = 34,328.52/x
  3. Step 3: Cross multiply
    100,887.02x = 151,331.74 × 34,328.52
  4. Step 4: Simplify right side
    100,887.02x = 5,194,994,663.22
  5. Step 5: Solve for x
    x = 5,194,994,663.22/100,887.02
  6. Step 6: Final answer
    x = 51,493.19

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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.