Home / 52,048.80-78,125.04-28,686.24

Finding the Fourth Proportional to 52,048.80, 78,125.04 and 28,686.24

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Solution

The fourth proportional to 52,048.80, 78,125.04 and 28,686.24 is: 43,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,048.80 : 78,125.04 = 28,686.24 : x
  2. Step 2: Convert to fraction form
    52,048.80/78,125.04 = 28,686.24/x
  3. Step 3: Cross multiply
    52,048.80x = 78,125.04 × 28,686.24
  4. Step 4: Simplify right side
    52,048.80x = 2,241,113,647.45
  5. Step 5: Solve for x
    x = 2,241,113,647.45/52,048.80
  6. Step 6: Final answer
    x = 43,057.93

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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.