Home / 102,590,939.70-141,574,434.39-55,547,204.04

Finding the Fourth Proportional to 102,590,939.70, 141,574,434.39 and 55,547,204.04

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Solution

The fourth proportional to 102,590,939.70, 141,574,434.39 and 55,547,204.04 is: 76,654,566.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,590,939.70 : 141,574,434.39 = 55,547,204.04 : x
  2. Step 2: Convert to fraction form
    102,590,939.70/141,574,434.39 = 55,547,204.04/x
  3. Step 3: Cross multiply
    102,590,939.70x = 141,574,434.39 × 55,547,204.04
  4. Step 4: Simplify right side
    102,590,939.70x = 7,864,063,993,908,922
  5. Step 5: Solve for x
    x = 7,864,063,993,908,922/102,590,939.70
  6. Step 6: Final answer
    x = 76,654,566.35

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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.