Home / 142,368.75-213,472.26-58,030.14

Finding the Fourth Proportional to 142,368.75, 213,472.26 and 58,030.14

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Solution

The fourth proportional to 142,368.75, 213,472.26 and 58,030.14 is: 87,012.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,368.75 : 213,472.26 = 58,030.14 : x
  2. Step 2: Convert to fraction form
    142,368.75/213,472.26 = 58,030.14/x
  3. Step 3: Cross multiply
    142,368.75x = 213,472.26 × 58,030.14
  4. Step 4: Simplify right side
    142,368.75x = 12,387,825,133.92
  5. Step 5: Solve for x
    x = 12,387,825,133.92/142,368.75
  6. Step 6: Final answer
    x = 87,012.25

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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.