Home / 157,746.60-236,159.10-141,157.80

Finding the Fourth Proportional to 157,746.60, 236,159.10 and 141,157.80

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Solution

The fourth proportional to 157,746.60, 236,159.10 and 141,157.80 is: 211,324.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,746.60 : 236,159.10 = 141,157.80 : x
  2. Step 2: Convert to fraction form
    157,746.60/236,159.10 = 141,157.80/x
  3. Step 3: Cross multiply
    157,746.60x = 236,159.10 × 141,157.80
  4. Step 4: Simplify right side
    157,746.60x = 33,335,699,005.98
  5. Step 5: Solve for x
    x = 33,335,699,005.98/157,746.60
  6. Step 6: Final answer
    x = 211,324.36

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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.