Home / 166,828.20-249,659.10-152,831.40

Finding the Fourth Proportional to 166,828.20, 249,659.10 and 152,831.40

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Solution

The fourth proportional to 166,828.20, 249,659.10 and 152,831.40 is: 228,712.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,828.20 : 249,659.10 = 152,831.40 : x
  2. Step 2: Convert to fraction form
    166,828.20/249,659.10 = 152,831.40/x
  3. Step 3: Cross multiply
    166,828.20x = 249,659.10 × 152,831.40
  4. Step 4: Simplify right side
    166,828.20x = 38,155,749,775.74
  5. Step 5: Solve for x
    x = 38,155,749,775.74/166,828.20
  6. Step 6: Final answer
    x = 228,712.83

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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.