Home / 229,262.35-316,402.05-127,307.65

Finding the Fourth Proportional to 229,262.35, 316,402.05 and 127,307.65

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Solution

The fourth proportional to 229,262.35, 316,402.05 and 127,307.65 is: 175,695.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,262.35 : 316,402.05 = 127,307.65 : x
  2. Step 2: Convert to fraction form
    229,262.35/316,402.05 = 127,307.65/x
  3. Step 3: Cross multiply
    229,262.35x = 316,402.05 × 127,307.65
  4. Step 4: Simplify right side
    229,262.35x = 40,280,401,440.68
  5. Step 5: Solve for x
    x = 40,280,401,440.68/229,262.35
  6. Step 6: Final answer
    x = 175,695.67

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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.