Home / 105,126.42-157,710.39-38,567.10

Finding the Fourth Proportional to 105,126.42, 157,710.39 and 38,567.10

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Solution

The fourth proportional to 105,126.42, 157,710.39 and 38,567.10 is: 57,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,126.42 : 157,710.39 = 38,567.10 : x
  2. Step 2: Convert to fraction form
    105,126.42/157,710.39 = 38,567.10/x
  3. Step 3: Cross multiply
    105,126.42x = 157,710.39 × 38,567.10
  4. Step 4: Simplify right side
    105,126.42x = 6,082,432,382.17
  5. Step 5: Solve for x
    x = 6,082,432,382.17/105,126.42
  6. Step 6: Final answer
    x = 57,858.27

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1.5x scale

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.