Home / 228,477.03-315,331.16-133,036.35

Finding the Fourth Proportional to 228,477.03, 315,331.16 and 133,036.35

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Solution

The fourth proportional to 228,477.03, 315,331.16 and 133,036.35 is: 183,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,477.03 : 315,331.16 = 133,036.35 : x
  2. Step 2: Convert to fraction form
    228,477.03/315,331.16 = 133,036.35/x
  3. Step 3: Cross multiply
    228,477.03x = 315,331.16 × 133,036.35
  4. Step 4: Simplify right side
    228,477.03x = 41,950,506,567.67
  5. Step 5: Solve for x
    x = 41,950,506,567.67/228,477.03
  6. Step 6: Final answer
    x = 183,609.30

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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.