Home / 94,931.96-142,371.58-28,356.32

Finding the Fourth Proportional to 94,931.96, 142,371.58 and 28,356.32

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Solution

The fourth proportional to 94,931.96, 142,371.58 and 28,356.32 is: 42,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,931.96 : 142,371.58 = 28,356.32 : x
  2. Step 2: Convert to fraction form
    94,931.96/142,371.58 = 28,356.32/x
  3. Step 3: Cross multiply
    94,931.96x = 142,371.58 × 28,356.32
  4. Step 4: Simplify right side
    94,931.96x = 4,037,134,081.39
  5. Step 5: Solve for x
    x = 4,037,134,081.39/94,931.96
  6. Step 6: Final answer
    x = 42,526.61

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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.