Home / 232,509.02-320,840.28-130,511.12

Finding the Fourth Proportional to 232,509.02, 320,840.28 and 130,511.12

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Solution

The fourth proportional to 232,509.02, 320,840.28 and 130,511.12 is: 180,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,509.02 : 320,840.28 = 130,511.12 : x
  2. Step 2: Convert to fraction form
    232,509.02/320,840.28 = 130,511.12/x
  3. Step 3: Cross multiply
    232,509.02x = 320,840.28 × 130,511.12
  4. Step 4: Simplify right side
    232,509.02x = 41,873,224,283.91
  5. Step 5: Solve for x
    x = 41,873,224,283.91/232,509.02
  6. Step 6: Final answer
    x = 180,092.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.