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Finding the Fourth Proportional to 259,573.48, 358,210.74 and 144,850.93

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Solution

The fourth proportional to 259,573.48, 358,210.74 and 144,850.93 is: 199,893.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,573.48 : 358,210.74 = 144,850.93 : x
  2. Step 2: Convert to fraction form
    259,573.48/358,210.74 = 144,850.93/x
  3. Step 3: Cross multiply
    259,573.48x = 358,210.74 × 144,850.93
  4. Step 4: Simplify right side
    259,573.48x = 51,887,157,657.87
  5. Step 5: Solve for x
    x = 51,887,157,657.87/259,573.48
  6. Step 6: Final answer
    x = 199,893.91

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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.