Home / 174,489.76-261,776.40-56,172.16

Finding the Fourth Proportional to 174,489.76, 261,776.40 and 56,172.16

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Solution

The fourth proportional to 174,489.76, 261,776.40 and 56,172.16 is: 84,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,489.76 : 261,776.40 = 56,172.16 : x
  2. Step 2: Convert to fraction form
    174,489.76/261,776.40 = 56,172.16/x
  3. Step 3: Cross multiply
    174,489.76x = 261,776.40 × 56,172.16
  4. Step 4: Simplify right side
    174,489.76x = 14,704,545,825.02
  5. Step 5: Solve for x
    x = 14,704,545,825.02/174,489.76
  6. Step 6: Final answer
    x = 84,271.68

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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.