Home / 273,926.04-378,055.49-157,637.12

Finding the Fourth Proportional to 273,926.04, 378,055.49 and 157,637.12

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Solution

The fourth proportional to 273,926.04, 378,055.49 and 157,637.12 is: 217,560.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,926.04 : 378,055.49 = 157,637.12 : x
  2. Step 2: Convert to fraction form
    273,926.04/378,055.49 = 157,637.12/x
  3. Step 3: Cross multiply
    273,926.04x = 378,055.49 × 157,637.12
  4. Step 4: Simplify right side
    273,926.04x = 59,595,578,091.89
  5. Step 5: Solve for x
    x = 59,595,578,091.89/273,926.04
  6. Step 6: Final answer
    x = 217,560.84

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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.