Home / 273,409.02-409,869.45-147,117.06

Finding the Fourth Proportional to 273,409.02, 409,869.45 and 147,117.06

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Solution

The fourth proportional to 273,409.02, 409,869.45 and 147,117.06 is: 220,544.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,409.02 : 409,869.45 = 147,117.06 : x
  2. Step 2: Convert to fraction form
    273,409.02/409,869.45 = 147,117.06/x
  3. Step 3: Cross multiply
    273,409.02x = 409,869.45 × 147,117.06
  4. Step 4: Simplify right side
    273,409.02x = 60,298,788,467.82
  5. Step 5: Solve for x
    x = 60,298,788,467.82/273,409.02
  6. Step 6: Final answer
    x = 220,544.25

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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.