Home / 142,350.41-196,437.59-84,244.80

Finding the Fourth Proportional to 142,350.41, 196,437.59 and 84,244.80

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Solution

The fourth proportional to 142,350.41, 196,437.59 and 84,244.80 is: 116,254.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,350.41 : 196,437.59 = 84,244.80 : x
  2. Step 2: Convert to fraction form
    142,350.41/196,437.59 = 84,244.80/x
  3. Step 3: Cross multiply
    142,350.41x = 196,437.59 × 84,244.80
  4. Step 4: Simplify right side
    142,350.41x = 16,548,845,060.81
  5. Step 5: Solve for x
    x = 16,548,845,060.81/142,350.41
  6. Step 6: Final answer
    x = 116,254.29

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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.