Home / 88,782.32-122,523.24-51,056.57

Finding the Fourth Proportional to 88,782.32, 122,523.24 and 51,056.57

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Solution

The fourth proportional to 88,782.32, 122,523.24 and 51,056.57 is: 70,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,782.32 : 122,523.24 = 51,056.57 : x
  2. Step 2: Convert to fraction form
    88,782.32/122,523.24 = 51,056.57/x
  3. Step 3: Cross multiply
    88,782.32x = 122,523.24 × 51,056.57
  4. Step 4: Simplify right side
    88,782.32x = 6,255,616,379.69
  5. Step 5: Solve for x
    x = 6,255,616,379.69/88,782.32
  6. Step 6: Final answer
    x = 70,460.16

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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.