Home / 56,618.79-78,131.95-36,476.52

Finding the Fourth Proportional to 56,618.79, 78,131.95 and 36,476.52

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Solution

The fourth proportional to 56,618.79, 78,131.95 and 36,476.52 is: 50,336.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,618.79 : 78,131.95 = 36,476.52 : x
  2. Step 2: Convert to fraction form
    56,618.79/78,131.95 = 36,476.52/x
  3. Step 3: Cross multiply
    56,618.79x = 78,131.95 × 36,476.52
  4. Step 4: Simplify right side
    56,618.79x = 2,849,981,636.81
  5. Step 5: Solve for x
    x = 2,849,981,636.81/56,618.79
  6. Step 6: Final answer
    x = 50,336.32

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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.