Home / 88,004.51-121,467.23-52,215.27

Finding the Fourth Proportional to 88,004.51, 121,467.23 and 52,215.27

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Solution

The fourth proportional to 88,004.51, 121,467.23 and 52,215.27 is: 72,069.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,004.51 : 121,467.23 = 52,215.27 : x
  2. Step 2: Convert to fraction form
    88,004.51/121,467.23 = 52,215.27/x
  3. Step 3: Cross multiply
    88,004.51x = 121,467.23 × 52,215.27
  4. Step 4: Simplify right side
    88,004.51x = 6,342,443,689.83
  5. Step 5: Solve for x
    x = 6,342,443,689.83/88,004.51
  6. Step 6: Final answer
    x = 72,069.53

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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.