Home / 223,132.48-307,711.71-146,516.40

Finding the Fourth Proportional to 223,132.48, 307,711.71 and 146,516.40

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Solution

The fourth proportional to 223,132.48, 307,711.71 and 146,516.40 is: 202,054.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,132.48 : 307,711.71 = 146,516.40 : x
  2. Step 2: Convert to fraction form
    223,132.48/307,711.71 = 146,516.40/x
  3. Step 3: Cross multiply
    223,132.48x = 307,711.71 × 146,516.40
  4. Step 4: Simplify right side
    223,132.48x = 45,084,811,987.04
  5. Step 5: Solve for x
    x = 45,084,811,987.04/223,132.48
  6. Step 6: Final answer
    x = 202,054.01

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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.