Home / 57,108.77-78,734.59-46,862.27

Finding the Fourth Proportional to 57,108.77, 78,734.59 and 46,862.27

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Solution

The fourth proportional to 57,108.77, 78,734.59 and 46,862.27 is: 64,607.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,108.77 : 78,734.59 = 46,862.27 : x
  2. Step 2: Convert to fraction form
    57,108.77/78,734.59 = 46,862.27/x
  3. Step 3: Cross multiply
    57,108.77x = 78,734.59 × 46,862.27
  4. Step 4: Simplify right side
    57,108.77x = 3,689,681,614.92
  5. Step 5: Solve for x
    x = 3,689,681,614.92/57,108.77
  6. Step 6: Final answer
    x = 64,607.97

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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.