Home / 157,204.42-216,970.40-92,669.81

Finding the Fourth Proportional to 157,204.42, 216,970.40 and 92,669.81

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Solution

The fourth proportional to 157,204.42, 216,970.40 and 92,669.81 is: 127,901.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,204.42 : 216,970.40 = 92,669.81 : x
  2. Step 2: Convert to fraction form
    157,204.42/216,970.40 = 92,669.81/x
  3. Step 3: Cross multiply
    157,204.42x = 216,970.40 × 92,669.81
  4. Step 4: Simplify right side
    157,204.42x = 20,106,605,280.27
  5. Step 5: Solve for x
    x = 20,106,605,280.27/157,204.42
  6. Step 6: Final answer
    x = 127,901.02

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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.