Home / 83,307.02-114,946.70-49,298.48

Finding the Fourth Proportional to 83,307.02, 114,946.70 and 49,298.48

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Solution

The fourth proportional to 83,307.02, 114,946.70 and 49,298.48 is: 68,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,307.02 : 114,946.70 = 49,298.48 : x
  2. Step 2: Convert to fraction form
    83,307.02/114,946.70 = 49,298.48/x
  3. Step 3: Cross multiply
    83,307.02x = 114,946.70 × 49,298.48
  4. Step 4: Simplify right side
    83,307.02x = 5,666,697,416.37
  5. Step 5: Solve for x
    x = 5,666,697,416.37/83,307.02
  6. Step 6: Final answer
    x = 68,021.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.