Home / 56,402.34-84,606.02-31,423.46

Finding the Fourth Proportional to 56,402.34, 84,606.02 and 31,423.46

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Solution

The fourth proportional to 56,402.34, 84,606.02 and 31,423.46 is: 47,136.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,402.34 : 84,606.02 = 31,423.46 : x
  2. Step 2: Convert to fraction form
    56,402.34/84,606.02 = 31,423.46/x
  3. Step 3: Cross multiply
    56,402.34x = 84,606.02 × 31,423.46
  4. Step 4: Simplify right side
    56,402.34x = 2,658,613,885.23
  5. Step 5: Solve for x
    x = 2,658,613,885.23/56,402.34
  6. Step 6: Final answer
    x = 47,136.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.