Home / 133,302.40-183,957.66-72,873.76

Finding the Fourth Proportional to 133,302.40, 183,957.66 and 72,873.76

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Solution

The fourth proportional to 133,302.40, 183,957.66 and 72,873.76 is: 100,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,302.40 : 183,957.66 = 72,873.76 : x
  2. Step 2: Convert to fraction form
    133,302.40/183,957.66 = 72,873.76/x
  3. Step 3: Cross multiply
    133,302.40x = 183,957.66 × 72,873.76
  4. Step 4: Simplify right side
    133,302.40x = 13,405,686,365.00
  5. Step 5: Solve for x
    x = 13,405,686,365.00/133,302.40
  6. Step 6: Final answer
    x = 100,565.98

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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.