Home / 142,895.58-214,171.45-52,866.51

Finding the Fourth Proportional to 142,895.58, 214,171.45 and 52,866.51

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Solution

The fourth proportional to 142,895.58, 214,171.45 and 52,866.51 is: 79,236.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,895.58 : 214,171.45 = 52,866.51 : x
  2. Step 2: Convert to fraction form
    142,895.58/214,171.45 = 52,866.51/x
  3. Step 3: Cross multiply
    142,895.58x = 214,171.45 × 52,866.51
  4. Step 4: Simplify right side
    142,895.58x = 11,322,496,838.81
  5. Step 5: Solve for x
    x = 11,322,496,838.81/142,895.58
  6. Step 6: Final answer
    x = 79,236.16

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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.