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Finding the Fourth Proportional to 155,373.66, 233,065.50 and 43,054.98

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Solution

The fourth proportional to 155,373.66, 233,065.50 and 43,054.98 is: 64,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,373.66 : 233,065.50 = 43,054.98 : x
  2. Step 2: Convert to fraction form
    155,373.66/233,065.50 = 43,054.98/x
  3. Step 3: Cross multiply
    155,373.66x = 233,065.50 × 43,054.98
  4. Step 4: Simplify right side
    155,373.66x = 10,034,630,441.19
  5. Step 5: Solve for x
    x = 10,034,630,441.19/155,373.66
  6. Step 6: Final answer
    x = 64,583.86

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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.