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Finding the Fourth Proportional to 116,683.72, 175,017.12 and 45,592.99

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Solution

The fourth proportional to 116,683.72, 175,017.12 and 45,592.99 is: 68,386.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,683.72 : 175,017.12 = 45,592.99 : x
  2. Step 2: Convert to fraction form
    116,683.72/175,017.12 = 45,592.99/x
  3. Step 3: Cross multiply
    116,683.72x = 175,017.12 × 45,592.99
  4. Step 4: Simplify right side
    116,683.72x = 7,979,553,801.99
  5. Step 5: Solve for x
    x = 7,979,553,801.99/116,683.72
  6. Step 6: Final answer
    x = 68,386.18

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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.