Home / 94,407.18-130,294.35-56,683.86

Finding the Fourth Proportional to 94,407.18, 130,294.35 and 56,683.86

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Solution

The fourth proportional to 94,407.18, 130,294.35 and 56,683.86 is: 78,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,407.18 : 130,294.35 = 56,683.86 : x
  2. Step 2: Convert to fraction form
    94,407.18/130,294.35 = 56,683.86/x
  3. Step 3: Cross multiply
    94,407.18x = 130,294.35 × 56,683.86
  4. Step 4: Simplify right side
    94,407.18x = 7,385,586,694.19
  5. Step 5: Solve for x
    x = 7,385,586,694.19/94,407.18
  6. Step 6: Final answer
    x = 78,231.20

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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.