Home / 162,730.52-224,376.80-130,439.32

Finding the Fourth Proportional to 162,730.52, 224,376.80 and 130,439.32

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Solution

The fourth proportional to 162,730.52, 224,376.80 and 130,439.32 is: 179,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,730.52 : 224,376.80 = 130,439.32 : x
  2. Step 2: Convert to fraction form
    162,730.52/224,376.80 = 130,439.32/x
  3. Step 3: Cross multiply
    162,730.52x = 224,376.80 × 130,439.32
  4. Step 4: Simplify right side
    162,730.52x = 29,267,557,215.78
  5. Step 5: Solve for x
    x = 29,267,557,215.78/162,730.52
  6. Step 6: Final answer
    x = 179,852.91

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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.