Home / 58,929.15-81,308.05-34,731.07

Finding the Fourth Proportional to 58,929.15, 81,308.05 and 34,731.07

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Solution

The fourth proportional to 58,929.15, 81,308.05 and 34,731.07 is: 47,920.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,929.15 : 81,308.05 = 34,731.07 : x
  2. Step 2: Convert to fraction form
    58,929.15/81,308.05 = 34,731.07/x
  3. Step 3: Cross multiply
    58,929.15x = 81,308.05 × 34,731.07
  4. Step 4: Simplify right side
    58,929.15x = 2,823,915,938.74
  5. Step 5: Solve for x
    x = 2,823,915,938.74/58,929.15
  6. Step 6: Final answer
    x = 47,920.53

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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.