Home / 58,772.61-81,106.79-31,915.35

Finding the Fourth Proportional to 58,772.61, 81,106.79 and 31,915.35

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Solution

The fourth proportional to 58,772.61, 81,106.79 and 31,915.35 is: 44,043.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,772.61 : 81,106.79 = 31,915.35 : x
  2. Step 2: Convert to fraction form
    58,772.61/81,106.79 = 31,915.35/x
  3. Step 3: Cross multiply
    58,772.61x = 81,106.79 × 31,915.35
  4. Step 4: Simplify right side
    58,772.61x = 2,588,551,430.65
  5. Step 5: Solve for x
    x = 2,588,551,430.65/58,772.61
  6. Step 6: Final answer
    x = 44,043.50

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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.