Home / 66,302.82-91,495.06-36,088.20

Finding the Fourth Proportional to 66,302.82, 91,495.06 and 36,088.20

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Solution

The fourth proportional to 66,302.82, 91,495.06 and 36,088.20 is: 49,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,302.82 : 91,495.06 = 36,088.20 : x
  2. Step 2: Convert to fraction form
    66,302.82/91,495.06 = 36,088.20/x
  3. Step 3: Cross multiply
    66,302.82x = 91,495.06 × 36,088.20
  4. Step 4: Simplify right side
    66,302.82x = 3,301,892,024.29
  5. Step 5: Solve for x
    x = 3,301,892,024.29/66,302.82
  6. Step 6: Final answer
    x = 49,800.17

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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.