Home / 134,280.79-201,449.47-39,503.05

Finding the Fourth Proportional to 134,280.79, 201,449.47 and 39,503.05

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Solution

The fourth proportional to 134,280.79, 201,449.47 and 39,503.05 is: 59,262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,280.79 : 201,449.47 = 39,503.05 : x
  2. Step 2: Convert to fraction form
    134,280.79/201,449.47 = 39,503.05/x
  3. Step 3: Cross multiply
    134,280.79x = 201,449.47 × 39,503.05
  4. Step 4: Simplify right side
    134,280.79x = 7,957,868,043.66
  5. Step 5: Solve for x
    x = 7,957,868,043.66/134,280.79
  6. Step 6: Final answer
    x = 59,262.89

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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.