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Finding the Fourth Proportional to 216,036.66, 298,147.32 and 119,259.48

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Solution

The fourth proportional to 216,036.66, 298,147.32 and 119,259.48 is: 164,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,036.66 : 298,147.32 = 119,259.48 : x
  2. Step 2: Convert to fraction form
    216,036.66/298,147.32 = 119,259.48/x
  3. Step 3: Cross multiply
    216,036.66x = 298,147.32 × 119,259.48
  4. Step 4: Simplify right side
    216,036.66x = 35,556,894,346.59
  5. Step 5: Solve for x
    x = 35,556,894,346.59/216,036.66
  6. Step 6: Final answer
    x = 164,587.32

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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.