Home / 157,039.12-235,014.32-150,507.28

Finding the Fourth Proportional to 157,039.12, 235,014.32 and 150,507.28

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Solution

The fourth proportional to 157,039.12, 235,014.32 and 150,507.28 is: 225,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,039.12 : 235,014.32 = 150,507.28 : x
  2. Step 2: Convert to fraction form
    157,039.12/235,014.32 = 150,507.28/x
  3. Step 3: Cross multiply
    157,039.12x = 235,014.32 × 150,507.28
  4. Step 4: Simplify right side
    157,039.12x = 35,371,366,064.25
  5. Step 5: Solve for x
    x = 35,371,366,064.25/157,039.12
  6. Step 6: Final answer
    x = 225,239.20

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1.5x scale

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.