Home / 152,677.28-210,473.16-107,216.84

Finding the Fourth Proportional to 152,677.28, 210,473.16 and 107,216.84

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Solution

The fourth proportional to 152,677.28, 210,473.16 and 107,216.84 is: 147,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,677.28 : 210,473.16 = 107,216.84 : x
  2. Step 2: Convert to fraction form
    152,677.28/210,473.16 = 107,216.84/x
  3. Step 3: Cross multiply
    152,677.28x = 210,473.16 × 107,216.84
  4. Step 4: Simplify right side
    152,677.28x = 22,566,267,120.01
  5. Step 5: Solve for x
    x = 22,566,267,120.01/152,677.28
  6. Step 6: Final answer
    x = 147,803.70

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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.