Home / 88,096.02-121,572.58-47,809.78

Finding the Fourth Proportional to 88,096.02, 121,572.58 and 47,809.78

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Solution

The fourth proportional to 88,096.02, 121,572.58 and 47,809.78 is: 65,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,096.02 : 121,572.58 = 47,809.78 : x
  2. Step 2: Convert to fraction form
    88,096.02/121,572.58 = 47,809.78/x
  3. Step 3: Cross multiply
    88,096.02x = 121,572.58 × 47,809.78
  4. Step 4: Simplify right side
    88,096.02x = 5,812,358,303.83
  5. Step 5: Solve for x
    x = 5,812,358,303.83/88,096.02
  6. Step 6: Final answer
    x = 65,977.54

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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.