Home / 85,931.04-118,558.26-50,095.69

Finding the Fourth Proportional to 85,931.04, 118,558.26 and 50,095.69

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Solution

The fourth proportional to 85,931.04, 118,558.26 and 50,095.69 is: 69,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,931.04 : 118,558.26 = 50,095.69 : x
  2. Step 2: Convert to fraction form
    85,931.04/118,558.26 = 50,095.69/x
  3. Step 3: Cross multiply
    85,931.04x = 118,558.26 × 50,095.69
  4. Step 4: Simplify right side
    85,931.04x = 5,939,257,247.11
  5. Step 5: Solve for x
    x = 5,939,257,247.11/85,931.04
  6. Step 6: Final answer
    x = 69,116.55

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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.