Home / 93,721.80-140,582.76-38,317.80

Finding the Fourth Proportional to 93,721.80, 140,582.76 and 38,317.80

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Solution

The fourth proportional to 93,721.80, 140,582.76 and 38,317.80 is: 57,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,721.80 : 140,582.76 = 38,317.80 : x
  2. Step 2: Convert to fraction form
    93,721.80/140,582.76 = 38,317.80/x
  3. Step 3: Cross multiply
    93,721.80x = 140,582.76 × 38,317.80
  4. Step 4: Simplify right side
    93,721.80x = 5,386,822,081.13
  5. Step 5: Solve for x
    x = 5,386,822,081.13/93,721.80
  6. Step 6: Final answer
    x = 57,476.72

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1.5x scale

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.