Home / 53,140.50-73,341.18-34,273.98

Finding the Fourth Proportional to 53,140.50, 73,341.18 and 34,273.98

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Solution

The fourth proportional to 53,140.50, 73,341.18 and 34,273.98 is: 47,302.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,140.50 : 73,341.18 = 34,273.98 : x
  2. Step 2: Convert to fraction form
    53,140.50/73,341.18 = 34,273.98/x
  3. Step 3: Cross multiply
    53,140.50x = 73,341.18 × 34,273.98
  4. Step 4: Simplify right side
    53,140.50x = 2,513,694,136.50
  5. Step 5: Solve for x
    x = 2,513,694,136.50/53,140.50
  6. Step 6: Final answer
    x = 47,302.79

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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.