Home / 112,277.28-168,327.60-56,088.40

Finding the Fourth Proportional to 112,277.28, 168,327.60 and 56,088.40

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Solution

The fourth proportional to 112,277.28, 168,327.60 and 56,088.40 is: 84,088.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,277.28 : 168,327.60 = 56,088.40 : x
  2. Step 2: Convert to fraction form
    112,277.28/168,327.60 = 56,088.40/x
  3. Step 3: Cross multiply
    112,277.28x = 168,327.60 × 56,088.40
  4. Step 4: Simplify right side
    112,277.28x = 9,441,225,759.84
  5. Step 5: Solve for x
    x = 9,441,225,759.84/112,277.28
  6. Step 6: Final answer
    x = 84,088.48

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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.