Home / 63,145.60-94,718.40-57,313.60

Finding the Fourth Proportional to 63,145.60, 94,718.40 and 57,313.60

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Solution

The fourth proportional to 63,145.60, 94,718.40 and 57,313.60 is: 85,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,145.60 : 94,718.40 = 57,313.60 : x
  2. Step 2: Convert to fraction form
    63,145.60/94,718.40 = 57,313.60/x
  3. Step 3: Cross multiply
    63,145.60x = 94,718.40 × 57,313.60
  4. Step 4: Simplify right side
    63,145.60x = 5,428,652,490.24
  5. Step 5: Solve for x
    x = 5,428,652,490.24/63,145.60
  6. Step 6: Final answer
    x = 85,970.40

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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.