Home / 77,611.77-116,432.51-25,007.13

Finding the Fourth Proportional to 77,611.77, 116,432.51 and 25,007.13

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Solution

The fourth proportional to 77,611.77, 116,432.51 and 25,007.13 is: 37,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,611.77 : 116,432.51 = 25,007.13 : x
  2. Step 2: Convert to fraction form
    77,611.77/116,432.51 = 25,007.13/x
  3. Step 3: Cross multiply
    77,611.77x = 116,432.51 × 25,007.13
  4. Step 4: Simplify right side
    77,611.77x = 2,911,642,788.76
  5. Step 5: Solve for x
    x = 2,911,642,788.76/77,611.77
  6. Step 6: Final answer
    x = 37,515.48

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1.5x scale

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.