Home / 211,647.48-292,078.30-116,160.28

Finding the Fourth Proportional to 211,647.48, 292,078.30 and 116,160.28

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Solution

The fourth proportional to 211,647.48, 292,078.30 and 116,160.28 is: 160,303.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,647.48 : 292,078.30 = 116,160.28 : x
  2. Step 2: Convert to fraction form
    211,647.48/292,078.30 = 116,160.28/x
  3. Step 3: Cross multiply
    211,647.48x = 292,078.30 × 116,160.28
  4. Step 4: Simplify right side
    211,647.48x = 33,927,897,109.92
  5. Step 5: Solve for x
    x = 33,927,897,109.92/211,647.48
  6. Step 6: Final answer
    x = 160,303.81

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1.5x scale

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.