Home / 67,315.42-92,895.29-39,037.51

Finding the Fourth Proportional to 67,315.42, 92,895.29 and 39,037.51

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Solution

The fourth proportional to 67,315.42, 92,895.29 and 39,037.51 is: 53,871.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,315.42 : 92,895.29 = 39,037.51 : x
  2. Step 2: Convert to fraction form
    67,315.42/92,895.29 = 39,037.51/x
  3. Step 3: Cross multiply
    67,315.42x = 92,895.29 × 39,037.51
  4. Step 4: Simplify right side
    67,315.42x = 3,626,400,617.14
  5. Step 5: Solve for x
    x = 3,626,400,617.14/67,315.42
  6. Step 6: Final answer
    x = 53,871.77

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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.