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Finding the Fourth Proportional to 242,421.32, 363,510.32 and 141,252.08

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Solution

The fourth proportional to 242,421.32, 363,510.32 and 141,252.08 is: 211,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,421.32 : 363,510.32 = 141,252.08 : x
  2. Step 2: Convert to fraction form
    242,421.32/363,510.32 = 141,252.08/x
  3. Step 3: Cross multiply
    242,421.32x = 363,510.32 × 141,252.08
  4. Step 4: Simplify right side
    242,421.32x = 51,346,586,277.65
  5. Step 5: Solve for x
    x = 51,346,586,277.65/242,421.32
  6. Step 6: Final answer
    x = 211,807.22

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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.