Home / 64,727.32-89,302.34-52,770.10

Finding the Fourth Proportional to 64,727.32, 89,302.34 and 52,770.10

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Solution

The fourth proportional to 64,727.32, 89,302.34 and 52,770.10 is: 72,805.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,727.32 : 89,302.34 = 52,770.10 : x
  2. Step 2: Convert to fraction form
    64,727.32/89,302.34 = 52,770.10/x
  3. Step 3: Cross multiply
    64,727.32x = 89,302.34 × 52,770.10
  4. Step 4: Simplify right side
    64,727.32x = 4,712,493,412.03
  5. Step 5: Solve for x
    x = 4,712,493,412.03/64,727.32
  6. Step 6: Final answer
    x = 72,805.32

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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.