Home / 371,341.08-557,033.28-105,079.32

Finding the Fourth Proportional to 371,341.08, 557,033.28 and 105,079.32

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Solution

The fourth proportional to 371,341.08, 557,033.28 and 105,079.32 is: 157,625.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,341.08 : 557,033.28 = 105,079.32 : x
  2. Step 2: Convert to fraction form
    371,341.08/557,033.28 = 105,079.32/x
  3. Step 3: Cross multiply
    371,341.08x = 557,033.28 × 105,079.32
  4. Step 4: Simplify right side
    371,341.08x = 58,532,678,279.77
  5. Step 5: Solve for x
    x = 58,532,678,279.77/371,341.08
  6. Step 6: Final answer
    x = 157,625.11

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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.