Home / 146,501.20-219,751.80-52,985.08

Finding the Fourth Proportional to 146,501.20, 219,751.80 and 52,985.08

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Solution

The fourth proportional to 146,501.20, 219,751.80 and 52,985.08 is: 79,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,501.20 : 219,751.80 = 52,985.08 : x
  2. Step 2: Convert to fraction form
    146,501.20/219,751.80 = 52,985.08/x
  3. Step 3: Cross multiply
    146,501.20x = 219,751.80 × 52,985.08
  4. Step 4: Simplify right side
    146,501.20x = 11,643,566,703.14
  5. Step 5: Solve for x
    x = 11,643,566,703.14/146,501.20
  6. Step 6: Final answer
    x = 79,477.62

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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.