Home / 88,050.30-121,509.51-47,764.14

Finding the Fourth Proportional to 88,050.30, 121,509.51 and 47,764.14

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Solution

The fourth proportional to 88,050.30, 121,509.51 and 47,764.14 is: 65,914.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,050.30 : 121,509.51 = 47,764.14 : x
  2. Step 2: Convert to fraction form
    88,050.30/121,509.51 = 47,764.14/x
  3. Step 3: Cross multiply
    88,050.30x = 121,509.51 × 47,764.14
  4. Step 4: Simplify right side
    88,050.30x = 5,803,797,246.97
  5. Step 5: Solve for x
    x = 5,803,797,246.97/88,050.30
  6. Step 6: Final answer
    x = 65,914.57

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1.5x scale

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.