Home / 88,106.02-121,586.42-47,819.77

Finding the Fourth Proportional to 88,106.02, 121,586.42 and 47,819.77

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Solution

The fourth proportional to 88,106.02, 121,586.42 and 47,819.77 is: 65,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,106.02 : 121,586.42 = 47,819.77 : x
  2. Step 2: Convert to fraction form
    88,106.02/121,586.42 = 47,819.77/x
  3. Step 3: Cross multiply
    88,106.02x = 121,586.42 × 47,819.77
  4. Step 4: Simplify right side
    88,106.02x = 5,814,234,639.52
  5. Step 5: Solve for x
    x = 5,814,234,639.52/88,106.02
  6. Step 6: Final answer
    x = 65,991.34

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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.