Home / 155,831.40-233,747.10-56,039.40

Finding the Fourth Proportional to 155,831.40, 233,747.10 and 56,039.40

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Solution

The fourth proportional to 155,831.40, 233,747.10 and 56,039.40 is: 84,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,831.40 : 233,747.10 = 56,039.40 : x
  2. Step 2: Convert to fraction form
    155,831.40/233,747.10 = 56,039.40/x
  3. Step 3: Cross multiply
    155,831.40x = 233,747.10 × 56,039.40
  4. Step 4: Simplify right side
    155,831.40x = 13,099,047,235.74
  5. Step 5: Solve for x
    x = 13,099,047,235.74/155,831.40
  6. Step 6: Final answer
    x = 84,059.10

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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.