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Finding the Fourth Proportional to 88,560.51, 132,866.64 and 28,587.59

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Solution

The fourth proportional to 88,560.51, 132,866.64 and 28,587.59 is: 42,889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,560.51 : 132,866.64 = 28,587.59 : x
  2. Step 2: Convert to fraction form
    88,560.51/132,866.64 = 28,587.59/x
  3. Step 3: Cross multiply
    88,560.51x = 132,866.64 × 28,587.59
  4. Step 4: Simplify right side
    88,560.51x = 3,798,337,029.00
  5. Step 5: Solve for x
    x = 3,798,337,029.00/88,560.51
  6. Step 6: Final answer
    x = 42,889.74

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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.