Home / 108,029.47-149,080.63-60,283.11

Finding the Fourth Proportional to 108,029.47, 149,080.63 and 60,283.11

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Solution

The fourth proportional to 108,029.47, 149,080.63 and 60,283.11 is: 83,190.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,029.47 : 149,080.63 = 60,283.11 : x
  2. Step 2: Convert to fraction form
    108,029.47/149,080.63 = 60,283.11/x
  3. Step 3: Cross multiply
    108,029.47x = 149,080.63 × 60,283.11
  4. Step 4: Simplify right side
    108,029.47x = 8,987,044,017.16
  5. Step 5: Solve for x
    x = 8,987,044,017.16/108,029.47
  6. Step 6: Final answer
    x = 83,190.67

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1.5x scale

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.