Home / 232,050.84-320,288.22-142,575

Finding the Fourth Proportional to 232,050.84, 320,288.22 and 142,575

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Solution

The fourth proportional to 232,050.84, 320,288.22 and 142,575 is: 196,789.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,050.84 : 320,288.22 = 142,575 : x
  2. Step 2: Convert to fraction form
    232,050.84/320,288.22 = 142,575/x
  3. Step 3: Cross multiply
    232,050.84x = 320,288.22 × 142,575
  4. Step 4: Simplify right side
    232,050.84x = 45,665,092,966.50
  5. Step 5: Solve for x
    x = 45,665,092,966.50/232,050.84
  6. Step 6: Final answer
    x = 196,789.17

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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.