Home / 58,348.48-80,351.49-50,688.28

Finding the Fourth Proportional to 58,348.48, 80,351.49 and 50,688.28

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Solution

The fourth proportional to 58,348.48, 80,351.49 and 50,688.28 is: 69,802.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,348.48 : 80,351.49 = 50,688.28 : x
  2. Step 2: Convert to fraction form
    58,348.48/80,351.49 = 50,688.28/x
  3. Step 3: Cross multiply
    58,348.48x = 80,351.49 × 50,688.28
  4. Step 4: Simplify right side
    58,348.48x = 4,072,878,823.54
  5. Step 5: Solve for x
    x = 4,072,878,823.54/58,348.48
  6. Step 6: Final answer
    x = 69,802.66

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1.5x scale

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.