Home / 51,130.98-70,560.78-29,914.35

Finding the Fourth Proportional to 51,130.98, 70,560.78 and 29,914.35

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Solution

The fourth proportional to 51,130.98, 70,560.78 and 29,914.35 is: 41,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,130.98 : 70,560.78 = 29,914.35 : x
  2. Step 2: Convert to fraction form
    51,130.98/70,560.78 = 29,914.35/x
  3. Step 3: Cross multiply
    51,130.98x = 70,560.78 × 29,914.35
  4. Step 4: Simplify right side
    51,130.98x = 2,110,779,869.19
  5. Step 5: Solve for x
    x = 2,110,779,869.19/51,130.98
  6. Step 6: Final answer
    x = 41,281.82

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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.