Home / 242,261.87-334,332.38-134,838.77

Finding the Fourth Proportional to 242,261.87, 334,332.38 and 134,838.77

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Solution

The fourth proportional to 242,261.87, 334,332.38 and 134,838.77 is: 186,083.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,261.87 : 334,332.38 = 134,838.77 : x
  2. Step 2: Convert to fraction form
    242,261.87/334,332.38 = 134,838.77/x
  3. Step 3: Cross multiply
    242,261.87x = 334,332.38 × 134,838.77
  4. Step 4: Simplify right side
    242,261.87x = 45,080,965,555.81
  5. Step 5: Solve for x
    x = 45,080,965,555.81/242,261.87
  6. Step 6: Final answer
    x = 186,083.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.