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Finding the Fourth Proportional to 59,827.20, 83,816.40 and 59,827.20

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Solution

The fourth proportional to 59,827.20, 83,816.40 and 59,827.20 is: 83,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,827.20 : 83,816.40 = 59,827.20 : x
  2. Step 2: Convert to fraction form
    59,827.20/83,816.40 = 59,827.20/x
  3. Step 3: Cross multiply
    59,827.20x = 83,816.40 × 59,827.20
  4. Step 4: Simplify right side
    59,827.20x = 5,014,500,526.08
  5. Step 5: Solve for x
    x = 5,014,500,526.08/59,827.20
  6. Step 6: Final answer
    x = 83,816.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.