Home / 133,084.46-183,655.50-72,654.23

Finding the Fourth Proportional to 133,084.46, 183,655.50 and 72,654.23

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Solution

The fourth proportional to 133,084.46, 183,655.50 and 72,654.23 is: 100,262.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,084.46 : 183,655.50 = 72,654.23 : x
  2. Step 2: Convert to fraction form
    133,084.46/183,655.50 = 72,654.23/x
  3. Step 3: Cross multiply
    133,084.46x = 183,655.50 × 72,654.23
  4. Step 4: Simplify right side
    133,084.46x = 13,343,348,937.77
  5. Step 5: Solve for x
    x = 13,343,348,937.77/133,084.46
  6. Step 6: Final answer
    x = 100,262.26

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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.