Home / 88,027.88-121,478.54-47,741.63

Finding the Fourth Proportional to 88,027.88, 121,478.54 and 47,741.63

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Solution

The fourth proportional to 88,027.88, 121,478.54 and 47,741.63 is: 65,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,027.88 : 121,478.54 = 47,741.63 : x
  2. Step 2: Convert to fraction form
    88,027.88/121,478.54 = 47,741.63/x
  3. Step 3: Cross multiply
    88,027.88x = 121,478.54 × 47,741.63
  4. Step 4: Simplify right side
    88,027.88x = 5,799,583,509.62
  5. Step 5: Solve for x
    x = 5,799,583,509.62/88,027.88
  6. Step 6: Final answer
    x = 65,883.48

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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.