Home / 122,248.51-183,357.18-47,317.39

Finding the Fourth Proportional to 122,248.51, 183,357.18 and 47,317.39

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Solution

The fourth proportional to 122,248.51, 183,357.18 and 47,317.39 is: 70,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,248.51 : 183,357.18 = 47,317.39 : x
  2. Step 2: Convert to fraction form
    122,248.51/183,357.18 = 47,317.39/x
  3. Step 3: Cross multiply
    122,248.51x = 183,357.18 × 47,317.39
  4. Step 4: Simplify right side
    122,248.51x = 8,675,982,278.57
  5. Step 5: Solve for x
    x = 8,675,982,278.57/122,248.51
  6. Step 6: Final answer
    x = 70,970.05

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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.