Home / 255,223.04-382,989.47-95,415.30

Finding the Fourth Proportional to 255,223.04, 382,989.47 and 95,415.30

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Solution

The fourth proportional to 255,223.04, 382,989.47 and 95,415.30 is: 143,180.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,223.04 : 382,989.47 = 95,415.30 : x
  2. Step 2: Convert to fraction form
    255,223.04/382,989.47 = 95,415.30/x
  3. Step 3: Cross multiply
    255,223.04x = 382,989.47 × 95,415.30
  4. Step 4: Simplify right side
    255,223.04x = 36,543,054,699.81
  5. Step 5: Solve for x
    x = 36,543,054,699.81/255,223.04
  6. Step 6: Final answer
    x = 143,180.86

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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.