Home / 152,124.14-209,679.72-114,332.78

Finding the Fourth Proportional to 152,124.14, 209,679.72 and 114,332.78

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Solution

The fourth proportional to 152,124.14, 209,679.72 and 114,332.78 is: 157,590.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,124.14 : 209,679.72 = 114,332.78 : x
  2. Step 2: Convert to fraction form
    152,124.14/209,679.72 = 114,332.78/x
  3. Step 3: Cross multiply
    152,124.14x = 209,679.72 × 114,332.78
  4. Step 4: Simplify right side
    152,124.14x = 23,973,265,297.22
  5. Step 5: Solve for x
    x = 23,973,265,297.22/152,124.14
  6. Step 6: Final answer
    x = 157,590.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.