Home / 84,803.31-117,023.98-47,075.13

Finding the Fourth Proportional to 84,803.31, 117,023.98 and 47,075.13

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Solution

The fourth proportional to 84,803.31, 117,023.98 and 47,075.13 is: 64,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,803.31 : 117,023.98 = 47,075.13 : x
  2. Step 2: Convert to fraction form
    84,803.31/117,023.98 = 47,075.13/x
  3. Step 3: Cross multiply
    84,803.31x = 117,023.98 × 47,075.13
  4. Step 4: Simplify right side
    84,803.31x = 5,508,919,071.62
  5. Step 5: Solve for x
    x = 5,508,919,071.62/84,803.31
  6. Step 6: Final answer
    x = 64,961.13

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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.