Home / 212,179.82-292,802.30-116,686.50

Finding the Fourth Proportional to 212,179.82, 292,802.30 and 116,686.50

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Solution

The fourth proportional to 212,179.82, 292,802.30 and 116,686.50 is: 161,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,179.82 : 292,802.30 = 116,686.50 : x
  2. Step 2: Convert to fraction form
    212,179.82/292,802.30 = 116,686.50/x
  3. Step 3: Cross multiply
    212,179.82x = 292,802.30 × 116,686.50
  4. Step 4: Simplify right side
    212,179.82x = 34,166,075,870.67
  5. Step 5: Solve for x
    x = 34,166,075,870.67/212,179.82
  6. Step 6: Final answer
    x = 161,024.16

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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.