Home / 85,846.22-118,464.49-47,607.34

Finding the Fourth Proportional to 85,846.22, 118,464.49 and 47,607.34

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Solution

The fourth proportional to 85,846.22, 118,464.49 and 47,607.34 is: 65,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,846.22 : 118,464.49 = 47,607.34 : x
  2. Step 2: Convert to fraction form
    85,846.22/118,464.49 = 47,607.34/x
  3. Step 3: Cross multiply
    85,846.22x = 118,464.49 × 47,607.34
  4. Step 4: Simplify right side
    85,846.22x = 5,639,779,253.36
  5. Step 5: Solve for x
    x = 5,639,779,253.36/85,846.22
  6. Step 6: Final answer
    x = 65,696.30

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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.