Home / 75,848.13-104,675.09-42,314.13

Finding the Fourth Proportional to 75,848.13, 104,675.09 and 42,314.13

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Solution

The fourth proportional to 75,848.13, 104,675.09 and 42,314.13 is: 58,396.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,848.13 : 104,675.09 = 42,314.13 : x
  2. Step 2: Convert to fraction form
    75,848.13/104,675.09 = 42,314.13/x
  3. Step 3: Cross multiply
    75,848.13x = 104,675.09 × 42,314.13
  4. Step 4: Simplify right side
    75,848.13x = 4,429,235,154.45
  5. Step 5: Solve for x
    x = 4,429,235,154.45/75,848.13
  6. Step 6: Final answer
    x = 58,396.10

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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.