Home / 216,208.32-298,281.44-144,474.72

Finding the Fourth Proportional to 216,208.32, 298,281.44 and 144,474.72

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Solution

The fourth proportional to 216,208.32, 298,281.44 and 144,474.72 is: 199,317.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,208.32 : 298,281.44 = 144,474.72 : x
  2. Step 2: Convert to fraction form
    216,208.32/298,281.44 = 144,474.72/x
  3. Step 3: Cross multiply
    216,208.32x = 298,281.44 × 144,474.72
  4. Step 4: Simplify right side
    216,208.32x = 43,094,127,525.20
  5. Step 5: Solve for x
    x = 43,094,127,525.20/216,208.32
  6. Step 6: Final answer
    x = 199,317.62

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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.