Home / 229,454.37-316,536.66-148,907.16

Finding the Fourth Proportional to 229,454.37, 316,536.66 and 148,907.16

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Solution

The fourth proportional to 229,454.37, 316,536.66 and 148,907.16 is: 205,420.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,454.37 : 316,536.66 = 148,907.16 : x
  2. Step 2: Convert to fraction form
    229,454.37/316,536.66 = 148,907.16/x
  3. Step 3: Cross multiply
    229,454.37x = 316,536.66 × 148,907.16
  4. Step 4: Simplify right side
    229,454.37x = 47,134,575,076.49
  5. Step 5: Solve for x
    x = 47,134,575,076.49/229,454.37
  6. Step 6: Final answer
    x = 205,420.25

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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.