Home / 70,543.08-106,199.51-64,342.94

Finding the Fourth Proportional to 70,543.08, 106,199.51 and 64,342.94

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Solution

The fourth proportional to 70,543.08, 106,199.51 and 64,342.94 is: 96,865.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,543.08 : 106,199.51 = 64,342.94 : x
  2. Step 2: Convert to fraction form
    70,543.08/106,199.51 = 64,342.94/x
  3. Step 3: Cross multiply
    70,543.08x = 106,199.51 × 64,342.94
  4. Step 4: Simplify right side
    70,543.08x = 6,833,187,847.25
  5. Step 5: Solve for x
    x = 6,833,187,847.25/70,543.08
  6. Step 6: Final answer
    x = 96,865.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.