Home / 219,971.02-303,539.79-124,462.30

Finding the Fourth Proportional to 219,971.02, 303,539.79 and 124,462.30

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Solution

The fourth proportional to 219,971.02, 303,539.79 and 124,462.30 is: 171,746.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,971.02 : 303,539.79 = 124,462.30 : x
  2. Step 2: Convert to fraction form
    219,971.02/303,539.79 = 124,462.30/x
  3. Step 3: Cross multiply
    219,971.02x = 303,539.79 × 124,462.30
  4. Step 4: Simplify right side
    219,971.02x = 37,779,260,404.92
  5. Step 5: Solve for x
    x = 37,779,260,404.92/219,971.02
  6. Step 6: Final answer
    x = 171,746.53

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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.