Home / 213,970.74-295,288.77-118,477.35

Finding the Fourth Proportional to 213,970.74, 295,288.77 and 118,477.35

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Solution

The fourth proportional to 213,970.74, 295,288.77 and 118,477.35 is: 163,503.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,970.74 : 295,288.77 = 118,477.35 : x
  2. Step 2: Convert to fraction form
    213,970.74/295,288.77 = 118,477.35/x
  3. Step 3: Cross multiply
    213,970.74x = 295,288.77 × 118,477.35
  4. Step 4: Simplify right side
    213,970.74x = 34,985,030,954.36
  5. Step 5: Solve for x
    x = 34,985,030,954.36/213,970.74
  6. Step 6: Final answer
    x = 163,503.81

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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.