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Finding the Fourth Proportional to 259,573.68, 358,127.76 and 144,833.76

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Solution

The fourth proportional to 259,573.68, 358,127.76 and 144,833.76 is: 199,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,573.68 : 358,127.76 = 144,833.76 : x
  2. Step 2: Convert to fraction form
    259,573.68/358,127.76 = 144,833.76/x
  3. Step 3: Cross multiply
    259,573.68x = 358,127.76 × 144,833.76
  4. Step 4: Simplify right side
    259,573.68x = 51,868,990,041.18
  5. Step 5: Solve for x
    x = 51,868,990,041.18/259,573.68
  6. Step 6: Final answer
    x = 199,823.77

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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.