Home / 74,872.24-112,457.40-46,841.92

Finding the Fourth Proportional to 74,872.24, 112,457.40 and 46,841.92

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Solution

The fourth proportional to 74,872.24, 112,457.40 and 46,841.92 is: 70,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,872.24 : 112,457.40 = 46,841.92 : x
  2. Step 2: Convert to fraction form
    74,872.24/112,457.40 = 46,841.92/x
  3. Step 3: Cross multiply
    74,872.24x = 112,457.40 × 46,841.92
  4. Step 4: Simplify right side
    74,872.24x = 5,267,720,534.21
  5. Step 5: Solve for x
    x = 5,267,720,534.21/74,872.24
  6. Step 6: Final answer
    x = 70,356.12

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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.