Home / 156,831.68-235,251.36-46,027.20

Finding the Fourth Proportional to 156,831.68, 235,251.36 and 46,027.20

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Solution

The fourth proportional to 156,831.68, 235,251.36 and 46,027.20 is: 69,041.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,831.68 : 235,251.36 = 46,027.20 : x
  2. Step 2: Convert to fraction form
    156,831.68/235,251.36 = 46,027.20/x
  3. Step 3: Cross multiply
    156,831.68x = 235,251.36 × 46,027.20
  4. Step 4: Simplify right side
    156,831.68x = 10,827,961,396.99
  5. Step 5: Solve for x
    x = 10,827,961,396.99/156,831.68
  6. Step 6: Final answer
    x = 69,041.93

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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.