Home / 371,746.71-557,619.04-105,507.48

Finding the Fourth Proportional to 371,746.71, 557,619.04 and 105,507.48

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Solution

The fourth proportional to 371,746.71, 557,619.04 and 105,507.48 is: 158,260.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,746.71 : 557,619.04 = 105,507.48 : x
  2. Step 2: Convert to fraction form
    371,746.71/557,619.04 = 105,507.48/x
  3. Step 3: Cross multiply
    371,746.71x = 557,619.04 × 105,507.48
  4. Step 4: Simplify right side
    371,746.71x = 58,832,979,710.42
  5. Step 5: Solve for x
    x = 58,832,979,710.42/371,746.71
  6. Step 6: Final answer
    x = 158,260.93

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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.