Home / 133,197.60-183,438.48-130,294.56

Finding the Fourth Proportional to 133,197.60, 183,438.48 and 130,294.56

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Solution

The fourth proportional to 133,197.60, 183,438.48 and 130,294.56 is: 179,440.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,197.60 : 183,438.48 = 130,294.56 : x
  2. Step 2: Convert to fraction form
    133,197.60/183,438.48 = 130,294.56/x
  3. Step 3: Cross multiply
    133,197.60x = 183,438.48 × 130,294.56
  4. Step 4: Simplify right side
    133,197.60x = 23,901,036,038.67
  5. Step 5: Solve for x
    x = 23,901,036,038.67/133,197.60
  6. Step 6: Final answer
    x = 179,440.44

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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.