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Finding the Fourth Proportional to 259,493.39, 358,092.77 and 152,134.93

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Solution

The fourth proportional to 259,493.39, 358,092.77 and 152,134.93 is: 209,941.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,493.39 : 358,092.77 = 152,134.93 : x
  2. Step 2: Convert to fraction form
    259,493.39/358,092.77 = 152,134.93/x
  3. Step 3: Cross multiply
    259,493.39x = 358,092.77 × 152,134.93
  4. Step 4: Simplify right side
    259,493.39x = 54,478,418,184.40
  5. Step 5: Solve for x
    x = 54,478,418,184.40/259,493.39
  6. Step 6: Final answer
    x = 209,941.45

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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.