Home / 143,038.16-214,580.64-58,775.84

Finding the Fourth Proportional to 143,038.16, 214,580.64 and 58,775.84

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Solution

The fourth proportional to 143,038.16, 214,580.64 and 58,775.84 is: 88,173.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,038.16 : 214,580.64 = 58,775.84 : x
  2. Step 2: Convert to fraction form
    143,038.16/214,580.64 = 58,775.84/x
  3. Step 3: Cross multiply
    143,038.16x = 214,580.64 × 58,775.84
  4. Step 4: Simplify right side
    143,038.16x = 12,612,157,363.74
  5. Step 5: Solve for x
    x = 12,612,157,363.74/143,038.16
  6. Step 6: Final answer
    x = 88,173.38

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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.