Home / 60,509.06-90,668.76-38,275.47

Finding the Fourth Proportional to 60,509.06, 90,668.76 and 38,275.47

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Solution

The fourth proportional to 60,509.06, 90,668.76 and 38,275.47 is: 57,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,509.06 : 90,668.76 = 38,275.47 : x
  2. Step 2: Convert to fraction form
    60,509.06/90,668.76 = 38,275.47/x
  3. Step 3: Cross multiply
    60,509.06x = 90,668.76 × 38,275.47
  4. Step 4: Simplify right side
    60,509.06x = 3,470,389,403.32
  5. Step 5: Solve for x
    x = 3,470,389,403.32/60,509.06
  6. Step 6: Final answer
    x = 57,353.22

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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.