Home / 254,317.40-350,951.04-139,595.90

Finding the Fourth Proportional to 254,317.40, 350,951.04 and 139,595.90

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Solution

The fourth proportional to 254,317.40, 350,951.04 and 139,595.90 is: 192,638.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,317.40 : 350,951.04 = 139,595.90 : x
  2. Step 2: Convert to fraction form
    254,317.40/350,951.04 = 139,595.90/x
  3. Step 3: Cross multiply
    254,317.40x = 350,951.04 × 139,595.90
  4. Step 4: Simplify right side
    254,317.40x = 48,991,326,284.74
  5. Step 5: Solve for x
    x = 48,991,326,284.74/254,317.40
  6. Step 6: Final answer
    x = 192,638.52

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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.