Home / 242,583.40-363,875.10-74,103.40

Finding the Fourth Proportional to 242,583.40, 363,875.10 and 74,103.40

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Solution

The fourth proportional to 242,583.40, 363,875.10 and 74,103.40 is: 111,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,583.40 : 363,875.10 = 74,103.40 : x
  2. Step 2: Convert to fraction form
    242,583.40/363,875.10 = 74,103.40/x
  3. Step 3: Cross multiply
    242,583.40x = 363,875.10 × 74,103.40
  4. Step 4: Simplify right side
    242,583.40x = 26,964,382,085.34
  5. Step 5: Solve for x
    x = 26,964,382,085.34/242,583.40
  6. Step 6: Final answer
    x = 111,155.10

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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.