Home / 250,256.10-375,407.99-70,341.06

Finding the Fourth Proportional to 250,256.10, 375,407.99 and 70,341.06

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Solution

The fourth proportional to 250,256.10, 375,407.99 and 70,341.06 is: 105,518.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,256.10 : 375,407.99 = 70,341.06 : x
  2. Step 2: Convert to fraction form
    250,256.10/375,407.99 = 70,341.06/x
  3. Step 3: Cross multiply
    250,256.10x = 375,407.99 × 70,341.06
  4. Step 4: Simplify right side
    250,256.10x = 26,406,595,949.07
  5. Step 5: Solve for x
    x = 26,406,595,949.07/250,256.10
  6. Step 6: Final answer
    x = 105,518.29

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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.