Home / 242,723.84-364,082.16-147,981.92

Finding the Fourth Proportional to 242,723.84, 364,082.16 and 147,981.92

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Solution

The fourth proportional to 242,723.84, 364,082.16 and 147,981.92 is: 221,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,723.84 : 364,082.16 = 147,981.92 : x
  2. Step 2: Convert to fraction form
    242,723.84/364,082.16 = 147,981.92/x
  3. Step 3: Cross multiply
    242,723.84x = 364,082.16 × 147,981.92
  4. Step 4: Simplify right side
    242,723.84x = 53,877,577,074.55
  5. Step 5: Solve for x
    x = 53,877,577,074.55/242,723.84
  6. Step 6: Final answer
    x = 221,970.69

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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.