Home / 124,112.34-186,247.18-53,035.47

Finding the Fourth Proportional to 124,112.34, 186,247.18 and 53,035.47

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Solution

The fourth proportional to 124,112.34, 186,247.18 and 53,035.47 is: 79,586.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,112.34 : 186,247.18 = 53,035.47 : x
  2. Step 2: Convert to fraction form
    124,112.34/186,247.18 = 53,035.47/x
  3. Step 3: Cross multiply
    124,112.34x = 186,247.18 × 53,035.47
  4. Step 4: Simplify right side
    124,112.34x = 9,877,706,594.89
  5. Step 5: Solve for x
    x = 9,877,706,594.89/124,112.34
  6. Step 6: Final answer
    x = 79,586.82

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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.