Home / 52,870.24-72,954.21-30,210.70

Finding the Fourth Proportional to 52,870.24, 72,954.21 and 30,210.70

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Solution

The fourth proportional to 52,870.24, 72,954.21 and 30,210.70 is: 41,686.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,870.24 : 72,954.21 = 30,210.70 : x
  2. Step 2: Convert to fraction form
    52,870.24/72,954.21 = 30,210.70/x
  3. Step 3: Cross multiply
    52,870.24x = 72,954.21 × 30,210.70
  4. Step 4: Simplify right side
    52,870.24x = 2,203,997,600.99
  5. Step 5: Solve for x
    x = 2,203,997,600.99/52,870.24
  6. Step 6: Final answer
    x = 41,686.92

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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.