Home / 155,151.74-232,722.96-42,838.81

Finding the Fourth Proportional to 155,151.74, 232,722.96 and 42,838.81

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Solution

The fourth proportional to 155,151.74, 232,722.96 and 42,838.81 is: 64,256.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,151.74 : 232,722.96 = 42,838.81 : x
  2. Step 2: Convert to fraction form
    155,151.74/232,722.96 = 42,838.81/x
  3. Step 3: Cross multiply
    155,151.74x = 232,722.96 × 42,838.81
  4. Step 4: Simplify right side
    155,151.74x = 9,969,574,666.08
  5. Step 5: Solve for x
    x = 9,969,574,666.08/155,151.74
  6. Step 6: Final answer
    x = 64,256.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.