Home / 191,887.37-287,831.70-58,767.02

Finding the Fourth Proportional to 191,887.37, 287,831.70 and 58,767.02

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Solution

The fourth proportional to 191,887.37, 287,831.70 and 58,767.02 is: 88,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,887.37 : 287,831.70 = 58,767.02 : x
  2. Step 2: Convert to fraction form
    191,887.37/287,831.70 = 58,767.02/x
  3. Step 3: Cross multiply
    191,887.37x = 287,831.70 × 58,767.02
  4. Step 4: Simplify right side
    191,887.37x = 16,915,009,831.38
  5. Step 5: Solve for x
    x = 16,915,009,831.38/191,887.37
  6. Step 6: Final answer
    x = 88,150.72

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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.