Home / 105,339.24-158,024.60-38,774.31

Finding the Fourth Proportional to 105,339.24, 158,024.60 and 38,774.31

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Solution

The fourth proportional to 105,339.24, 158,024.60 and 38,774.31 is: 58,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,339.24 : 158,024.60 = 38,774.31 : x
  2. Step 2: Convert to fraction form
    105,339.24/158,024.60 = 38,774.31/x
  3. Step 3: Cross multiply
    105,339.24x = 158,024.60 × 38,774.31
  4. Step 4: Simplify right side
    105,339.24x = 6,127,294,779.56
  5. Step 5: Solve for x
    x = 6,127,294,779.56/105,339.24
  6. Step 6: Final answer
    x = 58,167.26

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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.