Home / 125,185.10-187,646.42-46,248.98

Finding the Fourth Proportional to 125,185.10, 187,646.42 and 46,248.98

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Solution

The fourth proportional to 125,185.10, 187,646.42 and 46,248.98 is: 69,324.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,185.10 : 187,646.42 = 46,248.98 : x
  2. Step 2: Convert to fraction form
    125,185.10/187,646.42 = 46,248.98/x
  3. Step 3: Cross multiply
    125,185.10x = 187,646.42 × 46,248.98
  4. Step 4: Simplify right side
    125,185.10x = 8,678,454,703.04
  5. Step 5: Solve for x
    x = 8,678,454,703.04/125,185.10
  6. Step 6: Final answer
    x = 69,324.98

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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.