Home / 53,690.04-79,859.12-53,510.22

Finding the Fourth Proportional to 53,690.04, 79,859.12 and 53,510.22

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Solution

The fourth proportional to 53,690.04, 79,859.12 and 53,510.22 is: 79,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,690.04 : 79,859.12 = 53,510.22 : x
  2. Step 2: Convert to fraction form
    53,690.04/79,859.12 = 53,510.22/x
  3. Step 3: Cross multiply
    53,690.04x = 79,859.12 × 53,510.22
  4. Step 4: Simplify right side
    53,690.04x = 4,273,278,812.66
  5. Step 5: Solve for x
    x = 4,273,278,812.66/53,690.04
  6. Step 6: Final answer
    x = 79,591.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.