Home / 45,312.34-67,988.74-23,114.02

Finding the Fourth Proportional to 45,312.34, 67,988.74 and 23,114.02

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Solution

The fourth proportional to 45,312.34, 67,988.74 and 23,114.02 is: 34,681.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,312.34 : 67,988.74 = 23,114.02 : x
  2. Step 2: Convert to fraction form
    45,312.34/67,988.74 = 23,114.02/x
  3. Step 3: Cross multiply
    45,312.34x = 67,988.74 × 23,114.02
  4. Step 4: Simplify right side
    45,312.34x = 1,571,493,096.13
  5. Step 5: Solve for x
    x = 1,571,493,096.13/45,312.34
  6. Step 6: Final answer
    x = 34,681.35

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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.