Home / 239,918.10-359,663.27-121,528.50

Finding the Fourth Proportional to 239,918.10, 359,663.27 and 121,528.50

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Solution

The fourth proportional to 239,918.10, 359,663.27 and 121,528.50 is: 182,184.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,918.10 : 359,663.27 = 121,528.50 : x
  2. Step 2: Convert to fraction form
    239,918.10/359,663.27 = 121,528.50/x
  3. Step 3: Cross multiply
    239,918.10x = 359,663.27 × 121,528.50
  4. Step 4: Simplify right side
    239,918.10x = 43,709,337,100.55
  5. Step 5: Solve for x
    x = 43,709,337,100.55/239,918.10
  6. Step 6: Final answer
    x = 182,184.41

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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.