Home / 43,312.60-64,968.90-36,314.20

Finding the Fourth Proportional to 43,312.60, 64,968.90 and 36,314.20

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Solution

The fourth proportional to 43,312.60, 64,968.90 and 36,314.20 is: 54,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,312.60 : 64,968.90 = 36,314.20 : x
  2. Step 2: Convert to fraction form
    43,312.60/64,968.90 = 36,314.20/x
  3. Step 3: Cross multiply
    43,312.60x = 64,968.90 × 36,314.20
  4. Step 4: Simplify right side
    43,312.60x = 2,359,293,628.38
  5. Step 5: Solve for x
    x = 2,359,293,628.38/43,312.60
  6. Step 6: Final answer
    x = 54,471.30

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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.