Home / 190,907.32-263,420.47-110,342.36

Finding the Fourth Proportional to 190,907.32, 263,420.47 and 110,342.36

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Solution

The fourth proportional to 190,907.32, 263,420.47 and 110,342.36 is: 152,254.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,907.32 : 263,420.47 = 110,342.36 : x
  2. Step 2: Convert to fraction form
    190,907.32/263,420.47 = 110,342.36/x
  3. Step 3: Cross multiply
    190,907.32x = 263,420.47 × 110,342.36
  4. Step 4: Simplify right side
    190,907.32x = 29,066,436,332.11
  5. Step 5: Solve for x
    x = 29,066,436,332.11/190,907.32
  6. Step 6: Final answer
    x = 152,254.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.