Home / 174,814.02-261,657.11-90,458.10

Finding the Fourth Proportional to 174,814.02, 261,657.11 and 90,458.10

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Solution

The fourth proportional to 174,814.02, 261,657.11 and 90,458.10 is: 135,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,814.02 : 261,657.11 = 90,458.10 : x
  2. Step 2: Convert to fraction form
    174,814.02/261,657.11 = 90,458.10/x
  3. Step 3: Cross multiply
    174,814.02x = 261,657.11 × 90,458.10
  4. Step 4: Simplify right side
    174,814.02x = 23,669,005,248.24
  5. Step 5: Solve for x
    x = 23,669,005,248.24/174,814.02
  6. Step 6: Final answer
    x = 135,395.35

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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.