Home / 86,095.98-118,811.67-47,854.55

Finding the Fourth Proportional to 86,095.98, 118,811.67 and 47,854.55

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Solution

The fourth proportional to 86,095.98, 118,811.67 and 47,854.55 is: 66,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,095.98 : 118,811.67 = 47,854.55 : x
  2. Step 2: Convert to fraction form
    86,095.98/118,811.67 = 47,854.55/x
  3. Step 3: Cross multiply
    86,095.98x = 118,811.67 × 47,854.55
  4. Step 4: Simplify right side
    86,095.98x = 5,685,679,002.60
  5. Step 5: Solve for x
    x = 5,685,679,002.60/86,095.98
  6. Step 6: Final answer
    x = 66,038.84

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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.