Home / 212,088.81-292,688.15-116,597.91

Finding the Fourth Proportional to 212,088.81, 292,688.15 and 116,597.91

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Solution

The fourth proportional to 212,088.81, 292,688.15 and 116,597.91 is: 160,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,088.81 : 292,688.15 = 116,597.91 : x
  2. Step 2: Convert to fraction form
    212,088.81/292,688.15 = 116,597.91/x
  3. Step 3: Cross multiply
    212,088.81x = 292,688.15 × 116,597.91
  4. Step 4: Simplify right side
    212,088.81x = 34,126,826,571.77
  5. Step 5: Solve for x
    x = 34,126,826,571.77/212,088.81
  6. Step 6: Final answer
    x = 160,908.19

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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.