Home / 209,838.60-314,752.23-52,065.18

Finding the Fourth Proportional to 209,838.60, 314,752.23 and 52,065.18

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Solution

The fourth proportional to 209,838.60, 314,752.23 and 52,065.18 is: 78,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,838.60 : 314,752.23 = 52,065.18 : x
  2. Step 2: Convert to fraction form
    209,838.60/314,752.23 = 52,065.18/x
  3. Step 3: Cross multiply
    209,838.60x = 314,752.23 × 52,065.18
  4. Step 4: Simplify right side
    209,838.60x = 16,387,631,510.35
  5. Step 5: Solve for x
    x = 16,387,631,510.35/209,838.60
  6. Step 6: Final answer
    x = 78,096.36

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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.