Home / 145,957.38-201,421.22-82,295.19

Finding the Fourth Proportional to 145,957.38, 201,421.22 and 82,295.19

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Solution

The fourth proportional to 145,957.38, 201,421.22 and 82,295.19 is: 113,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,957.38 : 201,421.22 = 82,295.19 : x
  2. Step 2: Convert to fraction form
    145,957.38/201,421.22 = 82,295.19/x
  3. Step 3: Cross multiply
    145,957.38x = 201,421.22 × 82,295.19
  4. Step 4: Simplify right side
    145,957.38x = 16,575,997,158.46
  5. Step 5: Solve for x
    x = 16,575,997,158.46/145,957.38
  6. Step 6: Final answer
    x = 113,567.38

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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.