Home / 124,316.88-186,422.18-47,329.36

Finding the Fourth Proportional to 124,316.88, 186,422.18 and 47,329.36

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Solution

The fourth proportional to 124,316.88, 186,422.18 and 47,329.36 is: 70,973.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,316.88 : 186,422.18 = 47,329.36 : x
  2. Step 2: Convert to fraction form
    124,316.88/186,422.18 = 47,329.36/x
  3. Step 3: Cross multiply
    124,316.88x = 186,422.18 × 47,329.36
  4. Step 4: Simplify right side
    124,316.88x = 8,823,243,214.47
  5. Step 5: Solve for x
    x = 8,823,243,214.47/124,316.88
  6. Step 6: Final answer
    x = 70,973.82

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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.