Home / 301,711.19-452,570.93-77,073.48

Finding the Fourth Proportional to 301,711.19, 452,570.93 and 77,073.48

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Solution

The fourth proportional to 301,711.19, 452,570.93 and 77,073.48 is: 115,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,711.19 : 452,570.93 = 77,073.48 : x
  2. Step 2: Convert to fraction form
    301,711.19/452,570.93 = 77,073.48/x
  3. Step 3: Cross multiply
    301,711.19x = 452,570.93 × 77,073.48
  4. Step 4: Simplify right side
    301,711.19x = 34,881,216,136.57
  5. Step 5: Solve for x
    x = 34,881,216,136.57/301,711.19
  6. Step 6: Final answer
    x = 115,611.28

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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.