Home / 52,775.02-72,831.48-30,117.70

Finding the Fourth Proportional to 52,775.02, 72,831.48 and 30,117.70

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Solution

The fourth proportional to 52,775.02, 72,831.48 and 30,117.70 is: 41,563.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,775.02 : 72,831.48 = 30,117.70 : x
  2. Step 2: Convert to fraction form
    52,775.02/72,831.48 = 30,117.70/x
  3. Step 3: Cross multiply
    52,775.02x = 72,831.48 × 30,117.70
  4. Step 4: Simplify right side
    52,775.02x = 2,193,516,665.20
  5. Step 5: Solve for x
    x = 2,193,516,665.20/52,775.02
  6. Step 6: Final answer
    x = 41,563.54

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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.