Home / 253,204.48-379,689.63-93,240.01

Finding the Fourth Proportional to 253,204.48, 379,689.63 and 93,240.01

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Solution

The fourth proportional to 253,204.48, 379,689.63 and 93,240.01 is: 139,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,204.48 : 379,689.63 = 93,240.01 : x
  2. Step 2: Convert to fraction form
    253,204.48/379,689.63 = 93,240.01/x
  3. Step 3: Cross multiply
    253,204.48x = 379,689.63 × 93,240.01
  4. Step 4: Simplify right side
    253,204.48x = 35,402,265,023.06
  5. Step 5: Solve for x
    x = 35,402,265,023.06/253,204.48
  6. Step 6: Final answer
    x = 139,816.90

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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.