Home / 125,006.58-172,504.89-71,308.98

Finding the Fourth Proportional to 125,006.58, 172,504.89 and 71,308.98

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Solution

The fourth proportional to 125,006.58, 172,504.89 and 71,308.98 is: 98,404.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,006.58 : 172,504.89 = 71,308.98 : x
  2. Step 2: Convert to fraction form
    125,006.58/172,504.89 = 71,308.98/x
  3. Step 3: Cross multiply
    125,006.58x = 172,504.89 × 71,308.98
  4. Step 4: Simplify right side
    125,006.58x = 12,301,147,750.91
  5. Step 5: Solve for x
    x = 12,301,147,750.91/125,006.58
  6. Step 6: Final answer
    x = 98,404.00

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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.