Home / 286,166.48-429,293.55-93,980.43

Finding the Fourth Proportional to 286,166.48, 429,293.55 and 93,980.43

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Solution

The fourth proportional to 286,166.48, 429,293.55 and 93,980.43 is: 140,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,166.48 : 429,293.55 = 93,980.43 : x
  2. Step 2: Convert to fraction form
    286,166.48/429,293.55 = 93,980.43/x
  3. Step 3: Cross multiply
    286,166.48x = 429,293.55 × 93,980.43
  4. Step 4: Simplify right side
    286,166.48x = 40,345,192,425.23
  5. Step 5: Solve for x
    x = 40,345,192,425.23/286,166.48
  6. Step 6: Final answer
    x = 140,985.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.