Home / 58,972.89-81,462.21-47,119.35

Finding the Fourth Proportional to 58,972.89, 81,462.21 and 47,119.35

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Solution

The fourth proportional to 58,972.89, 81,462.21 and 47,119.35 is: 65,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,972.89 : 81,462.21 = 47,119.35 : x
  2. Step 2: Convert to fraction form
    58,972.89/81,462.21 = 47,119.35/x
  3. Step 3: Cross multiply
    58,972.89x = 81,462.21 × 47,119.35
  4. Step 4: Simplify right side
    58,972.89x = 3,838,446,384.76
  5. Step 5: Solve for x
    x = 3,838,446,384.76/58,972.89
  6. Step 6: Final answer
    x = 65,088.32

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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.