Home / 56,056.20-84,122.70-31,096.20

Finding the Fourth Proportional to 56,056.20, 84,122.70 and 31,096.20

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Solution

The fourth proportional to 56,056.20, 84,122.70 and 31,096.20 is: 46,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,056.20 : 84,122.70 = 31,096.20 : x
  2. Step 2: Convert to fraction form
    56,056.20/84,122.70 = 31,096.20/x
  3. Step 3: Cross multiply
    56,056.20x = 84,122.70 × 31,096.20
  4. Step 4: Simplify right side
    56,056.20x = 2,615,896,303.74
  5. Step 5: Solve for x
    x = 2,615,896,303.74/56,056.20
  6. Step 6: Final answer
    x = 46,665.60

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1.5x scale

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.