Home / 94,505.13-130,412.03-56,307.96

Finding the Fourth Proportional to 94,505.13, 130,412.03 and 56,307.96

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Solution

The fourth proportional to 94,505.13, 130,412.03 and 56,307.96 is: 77,701.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,505.13 : 130,412.03 = 56,307.96 : x
  2. Step 2: Convert to fraction form
    94,505.13/130,412.03 = 56,307.96/x
  3. Step 3: Cross multiply
    94,505.13x = 130,412.03 × 56,307.96
  4. Step 4: Simplify right side
    94,505.13x = 7,343,235,087.22
  5. Step 5: Solve for x
    x = 7,343,235,087.22/94,505.13
  6. Step 6: Final answer
    x = 77,701.97

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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.