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Finding the Fourth Proportional to 59,115.40, 88,673.10 and 28,011.40

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Solution

The fourth proportional to 59,115.40, 88,673.10 and 28,011.40 is: 42,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,115.40 : 88,673.10 = 28,011.40 : x
  2. Step 2: Convert to fraction form
    59,115.40/88,673.10 = 28,011.40/x
  3. Step 3: Cross multiply
    59,115.40x = 88,673.10 × 28,011.40
  4. Step 4: Simplify right side
    59,115.40x = 2,483,857,673.34
  5. Step 5: Solve for x
    x = 2,483,857,673.34/59,115.40
  6. Step 6: Final answer
    x = 42,017.10

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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.