Home / 242,823.48-363,685.14-130,307.64

Finding the Fourth Proportional to 242,823.48, 363,685.14 and 130,307.64

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Solution

The fourth proportional to 242,823.48, 363,685.14 and 130,307.64 is: 195,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,823.48 : 363,685.14 = 130,307.64 : x
  2. Step 2: Convert to fraction form
    242,823.48/363,685.14 = 130,307.64/x
  3. Step 3: Cross multiply
    242,823.48x = 363,685.14 × 130,307.64
  4. Step 4: Simplify right side
    242,823.48x = 47,390,952,296.47
  5. Step 5: Solve for x
    x = 47,390,952,296.47/242,823.48
  6. Step 6: Final answer
    x = 195,166.27

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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.