Home / 89,684.10-134,533.90-23,123.68

Finding the Fourth Proportional to 89,684.10, 134,533.90 and 23,123.68

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Solution

The fourth proportional to 89,684.10, 134,533.90 and 23,123.68 is: 34,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,684.10 : 134,533.90 = 23,123.68 : x
  2. Step 2: Convert to fraction form
    89,684.10/134,533.90 = 23,123.68/x
  3. Step 3: Cross multiply
    89,684.10x = 134,533.90 × 23,123.68
  4. Step 4: Simplify right side
    89,684.10x = 3,110,918,852.75
  5. Step 5: Solve for x
    x = 3,110,918,852.75/89,684.10
  6. Step 6: Final answer
    x = 34,687.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.