Home / 57,157.03-78,897.41-46,528.21

Finding the Fourth Proportional to 57,157.03, 78,897.41 and 46,528.21

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Solution

The fourth proportional to 57,157.03, 78,897.41 and 46,528.21 is: 64,225.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,157.03 : 78,897.41 = 46,528.21 : x
  2. Step 2: Convert to fraction form
    57,157.03/78,897.41 = 46,528.21/x
  3. Step 3: Cross multiply
    57,157.03x = 78,897.41 × 46,528.21
  4. Step 4: Simplify right side
    57,157.03x = 3,670,955,260.94
  5. Step 5: Solve for x
    x = 3,670,955,260.94/57,157.03
  6. Step 6: Final answer
    x = 64,225.79

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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.