Home / 305,282.13-457,992.95-105,602.37

Finding the Fourth Proportional to 305,282.13, 457,992.95 and 105,602.37

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Solution

The fourth proportional to 305,282.13, 457,992.95 and 105,602.37 is: 158,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,282.13 : 457,992.95 = 105,602.37 : x
  2. Step 2: Convert to fraction form
    305,282.13/457,992.95 = 105,602.37/x
  3. Step 3: Cross multiply
    305,282.13x = 457,992.95 × 105,602.37
  4. Step 4: Simplify right side
    305,282.13x = 48,365,140,435.28
  5. Step 5: Solve for x
    x = 48,365,140,435.28/305,282.13
  6. Step 6: Final answer
    x = 158,427.68

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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.