Home / 219,500.02-329,215.72-69,720.60

Finding the Fourth Proportional to 219,500.02, 329,215.72 and 69,720.60

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Solution

The fourth proportional to 219,500.02, 329,215.72 and 69,720.60 is: 104,570.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,500.02 : 329,215.72 = 69,720.60 : x
  2. Step 2: Convert to fraction form
    219,500.02/329,215.72 = 69,720.60/x
  3. Step 3: Cross multiply
    219,500.02x = 329,215.72 × 69,720.60
  4. Step 4: Simplify right side
    219,500.02x = 22,953,117,527.83
  5. Step 5: Solve for x
    x = 22,953,117,527.83/219,500.02
  6. Step 6: Final answer
    x = 104,570.00

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1.5x scale

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.