Home / 75,685.81-113,528.40-23,095.12

Finding the Fourth Proportional to 75,685.81, 113,528.40 and 23,095.12

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Solution

The fourth proportional to 75,685.81, 113,528.40 and 23,095.12 is: 34,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,685.81 : 113,528.40 = 23,095.12 : x
  2. Step 2: Convert to fraction form
    75,685.81/113,528.40 = 23,095.12/x
  3. Step 3: Cross multiply
    75,685.81x = 113,528.40 × 23,095.12
  4. Step 4: Simplify right side
    75,685.81x = 2,621,952,021.41
  5. Step 5: Solve for x
    x = 2,621,952,021.41/75,685.81
  6. Step 6: Final answer
    x = 34,642.58

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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.