Home / 110,587.60-165,831.48-31,683.76

Finding the Fourth Proportional to 110,587.60, 165,831.48 and 31,683.76

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Solution

The fourth proportional to 110,587.60, 165,831.48 and 31,683.76 is: 47,511.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,587.60 : 165,831.48 = 31,683.76 : x
  2. Step 2: Convert to fraction form
    110,587.60/165,831.48 = 31,683.76/x
  3. Step 3: Cross multiply
    110,587.60x = 165,831.48 × 31,683.76
  4. Step 4: Simplify right side
    110,587.60x = 5,254,164,812.76
  5. Step 5: Solve for x
    x = 5,254,164,812.76/110,587.60
  6. Step 6: Final answer
    x = 47,511.34

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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.