Home / 67,557.51-93,235.12-39,261.38

Finding the Fourth Proportional to 67,557.51, 93,235.12 and 39,261.38

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Solution

The fourth proportional to 67,557.51, 93,235.12 and 39,261.38 is: 54,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,557.51 : 93,235.12 = 39,261.38 : x
  2. Step 2: Convert to fraction form
    67,557.51/93,235.12 = 39,261.38/x
  3. Step 3: Cross multiply
    67,557.51x = 93,235.12 × 39,261.38
  4. Step 4: Simplify right side
    67,557.51x = 3,660,538,911.34
  5. Step 5: Solve for x
    x = 3,660,538,911.34/67,557.51
  6. Step 6: Final answer
    x = 54,184.04

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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.