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Finding the Fourth Proportional to 357,772.46, 536,527.46 and 104,988.06

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Solution

The fourth proportional to 357,772.46, 536,527.46 and 104,988.06 is: 157,443.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,772.46 : 536,527.46 = 104,988.06 : x
  2. Step 2: Convert to fraction form
    357,772.46/536,527.46 = 104,988.06/x
  3. Step 3: Cross multiply
    357,772.46x = 536,527.46 × 104,988.06
  4. Step 4: Simplify right side
    357,772.46x = 56,328,977,424.60
  5. Step 5: Solve for x
    x = 56,328,977,424.60/357,772.46
  6. Step 6: Final answer
    x = 157,443.58

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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.