Home / 63,056.48-87,016.80-34,376.40

Finding the Fourth Proportional to 63,056.48, 87,016.80 and 34,376.40

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Solution

The fourth proportional to 63,056.48, 87,016.80 and 34,376.40 is: 47,438.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,056.48 : 87,016.80 = 34,376.40 : x
  2. Step 2: Convert to fraction form
    63,056.48/87,016.80 = 34,376.40/x
  3. Step 3: Cross multiply
    63,056.48x = 87,016.80 × 34,376.40
  4. Step 4: Simplify right side
    63,056.48x = 2,991,324,323.52
  5. Step 5: Solve for x
    x = 2,991,324,323.52/63,056.48
  6. Step 6: Final answer
    x = 47,438.81

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1.5x scale

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.