Home / 145,910.28-201,328.18-88,533.88

Finding the Fourth Proportional to 145,910.28, 201,328.18 and 88,533.88

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Solution

The fourth proportional to 145,910.28, 201,328.18 and 88,533.88 is: 122,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,910.28 : 201,328.18 = 88,533.88 : x
  2. Step 2: Convert to fraction form
    145,910.28/201,328.18 = 88,533.88/x
  3. Step 3: Cross multiply
    145,910.28x = 201,328.18 × 88,533.88
  4. Step 4: Simplify right side
    145,910.28x = 17,824,364,928.74
  5. Step 5: Solve for x
    x = 17,824,364,928.74/145,910.28
  6. Step 6: Final answer
    x = 122,159.76

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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.