Home / 157,418.79-236,058.69-45,073.52

Finding the Fourth Proportional to 157,418.79, 236,058.69 and 45,073.52

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Solution

The fourth proportional to 157,418.79, 236,058.69 and 45,073.52 is: 67,590.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,418.79 : 236,058.69 = 45,073.52 : x
  2. Step 2: Convert to fraction form
    157,418.79/236,058.69 = 45,073.52/x
  3. Step 3: Cross multiply
    157,418.79x = 236,058.69 × 45,073.52
  4. Step 4: Simplify right side
    157,418.79x = 10,639,994,904.60
  5. Step 5: Solve for x
    x = 10,639,994,904.60/157,418.79
  6. Step 6: Final answer
    x = 67,590.37

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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.