Home / 248,895.04-343,482.24-135,724

Finding the Fourth Proportional to 248,895.04, 343,482.24 and 135,724

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Solution

The fourth proportional to 248,895.04, 343,482.24 and 135,724 is: 187,302.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,895.04 : 343,482.24 = 135,724 : x
  2. Step 2: Convert to fraction form
    248,895.04/343,482.24 = 135,724/x
  3. Step 3: Cross multiply
    248,895.04x = 343,482.24 × 135,724
  4. Step 4: Simplify right side
    248,895.04x = 46,618,783,541.76
  5. Step 5: Solve for x
    x = 46,618,783,541.76/248,895.04
  6. Step 6: Final answer
    x = 187,302.98

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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.