Home / 219,712.92-303,208.98-124,225.26

Finding the Fourth Proportional to 219,712.92, 303,208.98 and 124,225.26

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Solution

The fourth proportional to 219,712.92, 303,208.98 and 124,225.26 is: 171,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,712.92 : 303,208.98 = 124,225.26 : x
  2. Step 2: Convert to fraction form
    219,712.92/303,208.98 = 124,225.26/x
  3. Step 3: Cross multiply
    219,712.92x = 303,208.98 × 124,225.26
  4. Step 4: Simplify right side
    219,712.92x = 37,666,214,374.83
  5. Step 5: Solve for x
    x = 37,666,214,374.83/219,712.92
  6. Step 6: Final answer
    x = 171,433.77

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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.