Home / 43,230.40-64,814.10-29,155.48

Finding the Fourth Proportional to 43,230.40, 64,814.10 and 29,155.48

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Solution

The fourth proportional to 43,230.40, 64,814.10 and 29,155.48 is: 43,711.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,230.40 : 64,814.10 = 29,155.48 : x
  2. Step 2: Convert to fraction form
    43,230.40/64,814.10 = 29,155.48/x
  3. Step 3: Cross multiply
    43,230.40x = 64,814.10 × 29,155.48
  4. Step 4: Simplify right side
    43,230.40x = 1,889,686,196.27
  5. Step 5: Solve for x
    x = 1,889,686,196.27/43,230.40
  6. Step 6: Final answer
    x = 43,711.98

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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.