Home / 229,312.42-344,028.06-87,160.15

Finding the Fourth Proportional to 229,312.42, 344,028.06 and 87,160.15

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Solution

The fourth proportional to 229,312.42, 344,028.06 and 87,160.15 is: 130,762.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,312.42 : 344,028.06 = 87,160.15 : x
  2. Step 2: Convert to fraction form
    229,312.42/344,028.06 = 87,160.15/x
  3. Step 3: Cross multiply
    229,312.42x = 344,028.06 × 87,160.15
  4. Step 4: Simplify right side
    229,312.42x = 29,985,537,743.84
  5. Step 5: Solve for x
    x = 29,985,537,743.84/229,312.42
  6. Step 6: Final answer
    x = 130,762.82

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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.