Home / 56,341.02-84,388.70-28,212.02

Finding the Fourth Proportional to 56,341.02, 84,388.70 and 28,212.02

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Solution

The fourth proportional to 56,341.02, 84,388.70 and 28,212.02 is: 42,256.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,341.02 : 84,388.70 = 28,212.02 : x
  2. Step 2: Convert to fraction form
    56,341.02/84,388.70 = 28,212.02/x
  3. Step 3: Cross multiply
    56,341.02x = 84,388.70 × 28,212.02
  4. Step 4: Simplify right side
    56,341.02x = 2,380,775,657.22
  5. Step 5: Solve for x
    x = 2,380,775,657.22/56,341.02
  6. Step 6: Final answer
    x = 42,256.52

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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.