Home / 92,032.50-138,112.34-60,457.69

Finding the Fourth Proportional to 92,032.50, 138,112.34 and 60,457.69

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Solution

The fourth proportional to 92,032.50, 138,112.34 and 60,457.69 is: 90,728.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,032.50 : 138,112.34 = 60,457.69 : x
  2. Step 2: Convert to fraction form
    92,032.50/138,112.34 = 60,457.69/x
  3. Step 3: Cross multiply
    92,032.50x = 138,112.34 × 60,457.69
  4. Step 4: Simplify right side
    92,032.50x = 8,349,953,247.32
  5. Step 5: Solve for x
    x = 8,349,953,247.32/92,032.50
  6. Step 6: Final answer
    x = 90,728.31

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1.5x scale

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.