Home / 142,484.93-196,543.51-94,087.29

Finding the Fourth Proportional to 142,484.93, 196,543.51 and 94,087.29

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Solution

The fourth proportional to 142,484.93, 196,543.51 and 94,087.29 is: 129,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,484.93 : 196,543.51 = 94,087.29 : x
  2. Step 2: Convert to fraction form
    142,484.93/196,543.51 = 94,087.29/x
  3. Step 3: Cross multiply
    142,484.93x = 196,543.51 × 94,087.29
  4. Step 4: Simplify right side
    142,484.93x = 18,492,246,222.99
  5. Step 5: Solve for x
    x = 18,492,246,222.99/142,484.93
  6. Step 6: Final answer
    x = 129,783.87

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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.