Home / 93,649.20-129,237.72-51,210.48

Finding the Fourth Proportional to 93,649.20, 129,237.72 and 51,210.48

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Solution

The fourth proportional to 93,649.20, 129,237.72 and 51,210.48 is: 70,671.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,649.20 : 129,237.72 = 51,210.48 : x
  2. Step 2: Convert to fraction form
    93,649.20/129,237.72 = 51,210.48/x
  3. Step 3: Cross multiply
    93,649.20x = 129,237.72 × 51,210.48
  4. Step 4: Simplify right side
    93,649.20x = 6,618,325,675.31
  5. Step 5: Solve for x
    x = 6,618,325,675.31/93,649.20
  6. Step 6: Final answer
    x = 70,671.46

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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.