Home / 155,065.21-232,644.50-48,444.86

Finding the Fourth Proportional to 155,065.21, 232,644.50 and 48,444.86

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Solution

The fourth proportional to 155,065.21, 232,644.50 and 48,444.86 is: 72,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,065.21 : 232,644.50 = 48,444.86 : x
  2. Step 2: Convert to fraction form
    155,065.21/232,644.50 = 48,444.86/x
  3. Step 3: Cross multiply
    155,065.21x = 232,644.50 × 48,444.86
  4. Step 4: Simplify right side
    155,065.21x = 11,270,429,190.16
  5. Step 5: Solve for x
    x = 11,270,429,190.16/155,065.21
  6. Step 6: Final answer
    x = 72,681.87

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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.