Home / 108,057.46-149,106.81-60,312.10

Finding the Fourth Proportional to 108,057.46, 149,106.81 and 60,312.10

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Solution

The fourth proportional to 108,057.46, 149,106.81 and 60,312.10 is: 83,223.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,057.46 : 149,106.81 = 60,312.10 : x
  2. Step 2: Convert to fraction form
    108,057.46/149,106.81 = 60,312.10/x
  3. Step 3: Cross multiply
    108,057.46x = 149,106.81 × 60,312.10
  4. Step 4: Simplify right side
    108,057.46x = 8,992,944,835.40
  5. Step 5: Solve for x
    x = 8,992,944,835.40/108,057.46
  6. Step 6: Final answer
    x = 83,223.73

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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.