Home / 85,553.04-118,063.36-47,836.16

Finding the Fourth Proportional to 85,553.04, 118,063.36 and 47,836.16

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Solution

The fourth proportional to 85,553.04, 118,063.36 and 47,836.16 is: 66,013.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,553.04 : 118,063.36 = 47,836.16 : x
  2. Step 2: Convert to fraction form
    85,553.04/118,063.36 = 47,836.16/x
  3. Step 3: Cross multiply
    85,553.04x = 118,063.36 × 47,836.16
  4. Step 4: Simplify right side
    85,553.04x = 5,647,697,779.10
  5. Step 5: Solve for x
    x = 5,647,697,779.10/85,553.04
  6. Step 6: Final answer
    x = 66,013.99

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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.