Home / 371,307.23-556,982.31-105,045.44

Finding the Fourth Proportional to 371,307.23, 556,982.31 and 105,045.44

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Solution

The fourth proportional to 371,307.23, 556,982.31 and 105,045.44 is: 157,574.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,307.23 : 556,982.31 = 105,045.44 : x
  2. Step 2: Convert to fraction form
    371,307.23/556,982.31 = 105,045.44/x
  3. Step 3: Cross multiply
    371,307.23x = 556,982.31 × 105,045.44
  4. Step 4: Simplify right side
    371,307.23x = 58,508,449,041.25
  5. Step 5: Solve for x
    x = 58,508,449,041.25/371,307.23
  6. Step 6: Final answer
    x = 157,574.23

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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.