Home / 105,448.02-158,173.84-38,853.86

Finding the Fourth Proportional to 105,448.02, 158,173.84 and 38,853.86

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Solution

The fourth proportional to 105,448.02, 158,173.84 and 38,853.86 is: 58,281.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,448.02 : 158,173.84 = 38,853.86 : x
  2. Step 2: Convert to fraction form
    105,448.02/158,173.84 = 38,853.86/x
  3. Step 3: Cross multiply
    105,448.02x = 158,173.84 × 38,853.86
  4. Step 4: Simplify right side
    105,448.02x = 6,145,664,235.02
  5. Step 5: Solve for x
    x = 6,145,664,235.02/105,448.02
  6. Step 6: Final answer
    x = 58,281.46

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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.