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Finding the Fourth Proportional to 60,210.64, 83,060.13 and 40,041.64

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Solution

The fourth proportional to 60,210.64, 83,060.13 and 40,041.64 is: 55,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,210.64 : 83,060.13 = 40,041.64 : x
  2. Step 2: Convert to fraction form
    60,210.64/83,060.13 = 40,041.64/x
  3. Step 3: Cross multiply
    60,210.64x = 83,060.13 × 40,041.64
  4. Step 4: Simplify right side
    60,210.64x = 3,325,864,077.79
  5. Step 5: Solve for x
    x = 3,325,864,077.79/60,210.64
  6. Step 6: Final answer
    x = 55,237.15

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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.