Home / 103,444.48-142,761.68-60,437.80

Finding the Fourth Proportional to 103,444.48, 142,761.68 and 60,437.80

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Solution

The fourth proportional to 103,444.48, 142,761.68 and 60,437.80 is: 83,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,444.48 : 142,761.68 = 60,437.80 : x
  2. Step 2: Convert to fraction form
    103,444.48/142,761.68 = 60,437.80/x
  3. Step 3: Cross multiply
    103,444.48x = 142,761.68 × 60,437.80
  4. Step 4: Simplify right side
    103,444.48x = 8,628,201,863.50
  5. Step 5: Solve for x
    x = 8,628,201,863.50/103,444.48
  6. Step 6: Final answer
    x = 83,409.01

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1.5x scale

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.