Home / 52,666.18-72,311.80-51,295.66

Finding the Fourth Proportional to 52,666.18, 72,311.80 and 51,295.66

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Solution

The fourth proportional to 52,666.18, 72,311.80 and 51,295.66 is: 70,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,666.18 : 72,311.80 = 51,295.66 : x
  2. Step 2: Convert to fraction form
    52,666.18/72,311.80 = 51,295.66/x
  3. Step 3: Cross multiply
    52,666.18x = 72,311.80 × 51,295.66
  4. Step 4: Simplify right side
    52,666.18x = 3,709,281,506.79
  5. Step 5: Solve for x
    x = 3,709,281,506.79/52,666.18
  6. Step 6: Final answer
    x = 70,430.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.