Home / 52,396.21-72,312.29-45,876.12

Finding the Fourth Proportional to 52,396.21, 72,312.29 and 45,876.12

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Solution

The fourth proportional to 52,396.21, 72,312.29 and 45,876.12 is: 63,313.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,396.21 : 72,312.29 = 45,876.12 : x
  2. Step 2: Convert to fraction form
    52,396.21/72,312.29 = 45,876.12/x
  3. Step 3: Cross multiply
    52,396.21x = 72,312.29 × 45,876.12
  4. Step 4: Simplify right side
    52,396.21x = 3,317,407,293.51
  5. Step 5: Solve for x
    x = 3,317,407,293.51/52,396.21
  6. Step 6: Final answer
    x = 63,313.88

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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.