Home / 85,582.98-118,095.44-47,336.45

Finding the Fourth Proportional to 85,582.98, 118,095.44 and 47,336.45

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Solution

The fourth proportional to 85,582.98, 118,095.44 and 47,336.45 is: 65,319.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,582.98 : 118,095.44 = 47,336.45 : x
  2. Step 2: Convert to fraction form
    85,582.98/118,095.44 = 47,336.45/x
  3. Step 3: Cross multiply
    85,582.98x = 118,095.44 × 47,336.45
  4. Step 4: Simplify right side
    85,582.98x = 5,590,218,063.63
  5. Step 5: Solve for x
    x = 5,590,218,063.63/85,582.98
  6. Step 6: Final answer
    x = 65,319.27

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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.