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Finding the Fourth Proportional to 249,453.69, 344,246.02 and 134,732.40

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Solution

The fourth proportional to 249,453.69, 344,246.02 and 134,732.40 is: 185,930.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,453.69 : 344,246.02 = 134,732.40 : x
  2. Step 2: Convert to fraction form
    249,453.69/344,246.02 = 134,732.40/x
  3. Step 3: Cross multiply
    249,453.69x = 344,246.02 × 134,732.40
  4. Step 4: Simplify right side
    249,453.69x = 46,381,092,465.05
  5. Step 5: Solve for x
    x = 46,381,092,465.05/249,453.69
  6. Step 6: Final answer
    x = 185,930.67

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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.