Home / 152,052.63-209,827.34-83,143.70

Finding the Fourth Proportional to 152,052.63, 209,827.34 and 83,143.70

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Solution

The fourth proportional to 152,052.63, 209,827.34 and 83,143.70 is: 114,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,052.63 : 209,827.34 = 83,143.70 : x
  2. Step 2: Convert to fraction form
    152,052.63/209,827.34 = 83,143.70/x
  3. Step 3: Cross multiply
    152,052.63x = 209,827.34 × 83,143.70
  4. Step 4: Simplify right side
    152,052.63x = 17,445,821,398.84
  5. Step 5: Solve for x
    x = 17,445,821,398.84/152,052.63
  6. Step 6: Final answer
    x = 114,735.41

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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.