Home / 94,931.04-142,418.16-50,534.40

Finding the Fourth Proportional to 94,931.04, 142,418.16 and 50,534.40

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Solution

The fourth proportional to 94,931.04, 142,418.16 and 50,534.40 is: 75,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,931.04 : 142,418.16 = 50,534.40 : x
  2. Step 2: Convert to fraction form
    94,931.04/142,418.16 = 50,534.40/x
  3. Step 3: Cross multiply
    94,931.04x = 142,418.16 × 50,534.40
  4. Step 4: Simplify right side
    94,931.04x = 7,197,016,264.70
  5. Step 5: Solve for x
    x = 7,197,016,264.70/94,931.04
  6. Step 6: Final answer
    x = 75,813.10

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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.