Home / 67,568.99-93,254.47-38,888.07

Finding the Fourth Proportional to 67,568.99, 93,254.47 and 38,888.07

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Solution

The fourth proportional to 67,568.99, 93,254.47 and 38,888.07 is: 53,670.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,568.99 : 93,254.47 = 38,888.07 : x
  2. Step 2: Convert to fraction form
    67,568.99/93,254.47 = 38,888.07/x
  3. Step 3: Cross multiply
    67,568.99x = 93,254.47 × 38,888.07
  4. Step 4: Simplify right side
    67,568.99x = 3,626,486,128.99
  5. Step 5: Solve for x
    x = 3,626,486,128.99/67,568.99
  6. Step 6: Final answer
    x = 53,670.87

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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.