Home / 124,159.74-186,239.61-102,182.94

Finding the Fourth Proportional to 124,159.74, 186,239.61 and 102,182.94

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Solution

The fourth proportional to 124,159.74, 186,239.61 and 102,182.94 is: 153,274.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,159.74 : 186,239.61 = 102,182.94 : x
  2. Step 2: Convert to fraction form
    124,159.74/186,239.61 = 102,182.94/x
  3. Step 3: Cross multiply
    124,159.74x = 186,239.61 × 102,182.94
  4. Step 4: Simplify right side
    124,159.74x = 19,030,510,894.25
  5. Step 5: Solve for x
    x = 19,030,510,894.25/124,159.74
  6. Step 6: Final answer
    x = 153,274.41

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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.