Home / 242,521.40-363,782.10-124,153.40

Finding the Fourth Proportional to 242,521.40, 363,782.10 and 124,153.40

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Solution

The fourth proportional to 242,521.40, 363,782.10 and 124,153.40 is: 186,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,521.40 : 363,782.10 = 124,153.40 : x
  2. Step 2: Convert to fraction form
    242,521.40/363,782.10 = 124,153.40/x
  3. Step 3: Cross multiply
    242,521.40x = 363,782.10 × 124,153.40
  4. Step 4: Simplify right side
    242,521.40x = 45,164,784,574.14
  5. Step 5: Solve for x
    x = 45,164,784,574.14/242,521.40
  6. Step 6: Final answer
    x = 186,230.10

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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.