Home / 259,521.70-358,139.37-146,343.66

Finding the Fourth Proportional to 259,521.70, 358,139.37 and 146,343.66

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Solution

The fourth proportional to 259,521.70, 358,139.37 and 146,343.66 is: 201,953.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,521.70 : 358,139.37 = 146,343.66 : x
  2. Step 2: Convert to fraction form
    259,521.70/358,139.37 = 146,343.66/x
  3. Step 3: Cross multiply
    259,521.70x = 358,139.37 × 146,343.66
  4. Step 4: Simplify right side
    259,521.70x = 52,411,426,195.89
  5. Step 5: Solve for x
    x = 52,411,426,195.89/259,521.70
  6. Step 6: Final answer
    x = 201,953.93

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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.