Home / 85,204.56-127,746.36-32,569.68

Finding the Fourth Proportional to 85,204.56, 127,746.36 and 32,569.68

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Solution

The fourth proportional to 85,204.56, 127,746.36 and 32,569.68 is: 48,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,204.56 : 127,746.36 = 32,569.68 : x
  2. Step 2: Convert to fraction form
    85,204.56/127,746.36 = 32,569.68/x
  3. Step 3: Cross multiply
    85,204.56x = 127,746.36 × 32,569.68
  4. Step 4: Simplify right side
    85,204.56x = 4,160,658,066.36
  5. Step 5: Solve for x
    x = 4,160,658,066.36/85,204.56
  6. Step 6: Final answer
    x = 48,831.40

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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.