Home / 145,962.20-201,433.64-82,298.63

Finding the Fourth Proportional to 145,962.20, 201,433.64 and 82,298.63

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Solution

The fourth proportional to 145,962.20, 201,433.64 and 82,298.63 is: 113,575.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,962.20 : 201,433.64 = 82,298.63 : x
  2. Step 2: Convert to fraction form
    145,962.20/201,433.64 = 82,298.63/x
  3. Step 3: Cross multiply
    145,962.20x = 201,433.64 × 82,298.63
  4. Step 4: Simplify right side
    145,962.20x = 16,577,712,700.00
  5. Step 5: Solve for x
    x = 16,577,712,700.00/145,962.20
  6. Step 6: Final answer
    x = 113,575.38

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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.