Home / 124,139.76-186,094.44-56,621.04

Finding the Fourth Proportional to 124,139.76, 186,094.44 and 56,621.04

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Solution

The fourth proportional to 124,139.76, 186,094.44 and 56,621.04 is: 84,879.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,139.76 : 186,094.44 = 56,621.04 : x
  2. Step 2: Convert to fraction form
    124,139.76/186,094.44 = 56,621.04/x
  3. Step 3: Cross multiply
    124,139.76x = 186,094.44 × 56,621.04
  4. Step 4: Simplify right side
    124,139.76x = 10,536,860,731.02
  5. Step 5: Solve for x
    x = 10,536,860,731.02/124,139.76
  6. Step 6: Final answer
    x = 84,879.02

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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.