Home / 75,970.02-104,713.59-53,876.19

Finding the Fourth Proportional to 75,970.02, 104,713.59 and 53,876.19

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Solution

The fourth proportional to 75,970.02, 104,713.59 and 53,876.19 is: 74,260.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,970.02 : 104,713.59 = 53,876.19 : x
  2. Step 2: Convert to fraction form
    75,970.02/104,713.59 = 53,876.19/x
  3. Step 3: Cross multiply
    75,970.02x = 104,713.59 × 53,876.19
  4. Step 4: Simplify right side
    75,970.02x = 5,641,569,270.42
  5. Step 5: Solve for x
    x = 5,641,569,270.42/75,970.02
  6. Step 6: Final answer
    x = 74,260.47

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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.