Home / 124,208.16-186,255.52-35,440

Finding the Fourth Proportional to 124,208.16, 186,255.52 and 35,440

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Solution

The fourth proportional to 124,208.16, 186,255.52 and 35,440 is: 53,143.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,208.16 : 186,255.52 = 35,440 : x
  2. Step 2: Convert to fraction form
    124,208.16/186,255.52 = 35,440/x
  3. Step 3: Cross multiply
    124,208.16x = 186,255.52 × 35,440
  4. Step 4: Simplify right side
    124,208.16x = 6,600,895,628.80
  5. Step 5: Solve for x
    x = 6,600,895,628.80/124,208.16
  6. Step 6: Final answer
    x = 53,143.82

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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.