Home / 175,087.40-262,210.08-99,979.94

Finding the Fourth Proportional to 175,087.40, 262,210.08 and 99,979.94

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Solution

The fourth proportional to 175,087.40, 262,210.08 and 99,979.94 is: 149,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,087.40 : 262,210.08 = 99,979.94 : x
  2. Step 2: Convert to fraction form
    175,087.40/262,210.08 = 99,979.94/x
  3. Step 3: Cross multiply
    175,087.40x = 262,210.08 × 99,979.94
  4. Step 4: Simplify right side
    175,087.40x = 26,215,748,065.80
  5. Step 5: Solve for x
    x = 26,215,748,065.80/175,087.40
  6. Step 6: Final answer
    x = 149,729.50

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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.