Home / 127,429.18-175,836.88-70,059.04

Finding the Fourth Proportional to 127,429.18, 175,836.88 and 70,059.04

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Solution

The fourth proportional to 127,429.18, 175,836.88 and 70,059.04 is: 96,673.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,429.18 : 175,836.88 = 70,059.04 : x
  2. Step 2: Convert to fraction form
    127,429.18/175,836.88 = 70,059.04/x
  3. Step 3: Cross multiply
    127,429.18x = 175,836.88 × 70,059.04
  4. Step 4: Simplify right side
    127,429.18x = 12,318,963,009.40
  5. Step 5: Solve for x
    x = 12,318,963,009.40/127,429.18
  6. Step 6: Final answer
    x = 96,673.01

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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.