Home / 153,400.69-230,110.76-48,223.81

Finding the Fourth Proportional to 153,400.69, 230,110.76 and 48,223.81

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Solution

The fourth proportional to 153,400.69, 230,110.76 and 48,223.81 is: 72,338.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,400.69 : 230,110.76 = 48,223.81 : x
  2. Step 2: Convert to fraction form
    153,400.69/230,110.76 = 48,223.81/x
  3. Step 3: Cross multiply
    153,400.69x = 230,110.76 × 48,223.81
  4. Step 4: Simplify right side
    153,400.69x = 11,096,817,569.20
  5. Step 5: Solve for x
    x = 11,096,817,569.20/153,400.69
  6. Step 6: Final answer
    x = 72,338.77

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1.5x scale

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.