Home / 58,965.48-81,316.80-45,515.52

Finding the Fourth Proportional to 58,965.48, 81,316.80 and 45,515.52

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Solution

The fourth proportional to 58,965.48, 81,316.80 and 45,515.52 is: 62,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,965.48 : 81,316.80 = 45,515.52 : x
  2. Step 2: Convert to fraction form
    58,965.48/81,316.80 = 45,515.52/x
  3. Step 3: Cross multiply
    58,965.48x = 81,316.80 × 45,515.52
  4. Step 4: Simplify right side
    58,965.48x = 3,701,176,436.74
  5. Step 5: Solve for x
    x = 3,701,176,436.74/58,965.48
  6. Step 6: Final answer
    x = 62,768.53

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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.