Home / 234,927.74-324,153.38-142,985.44

Finding the Fourth Proportional to 234,927.74, 324,153.38 and 142,985.44

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Solution

The fourth proportional to 234,927.74, 324,153.38 and 142,985.44 is: 197,291.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,927.74 : 324,153.38 = 142,985.44 : x
  2. Step 2: Convert to fraction form
    234,927.74/324,153.38 = 142,985.44/x
  3. Step 3: Cross multiply
    234,927.74x = 324,153.38 × 142,985.44
  4. Step 4: Simplify right side
    234,927.74x = 46,349,213,666.79
  5. Step 5: Solve for x
    x = 46,349,213,666.79/234,927.74
  6. Step 6: Final answer
    x = 197,291.36

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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.