Home / 94,880.94-142,370.64-42,278.19

Finding the Fourth Proportional to 94,880.94, 142,370.64 and 42,278.19

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Solution

The fourth proportional to 94,880.94, 142,370.64 and 42,278.19 is: 63,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,880.94 : 142,370.64 = 42,278.19 : x
  2. Step 2: Convert to fraction form
    94,880.94/142,370.64 = 42,278.19/x
  3. Step 3: Cross multiply
    94,880.94x = 142,370.64 × 42,278.19
  4. Step 4: Simplify right side
    94,880.94x = 6,019,172,968.34
  5. Step 5: Solve for x
    x = 6,019,172,968.34/94,880.94
  6. Step 6: Final answer
    x = 63,439.22

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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.