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Finding the Fourth Proportional to 302,125.58, 453,200.66 and 124,615.67

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Solution

The fourth proportional to 302,125.58, 453,200.66 and 124,615.67 is: 186,928.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,125.58 : 453,200.66 = 124,615.67 : x
  2. Step 2: Convert to fraction form
    302,125.58/453,200.66 = 124,615.67/x
  3. Step 3: Cross multiply
    302,125.58x = 453,200.66 × 124,615.67
  4. Step 4: Simplify right side
    302,125.58x = 56,475,901,001.26
  5. Step 5: Solve for x
    x = 56,475,901,001.26/302,125.58
  6. Step 6: Final answer
    x = 186,928.57

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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.