Home / 155,336.54-232,809.32-66,484.94

Finding the Fourth Proportional to 155,336.54, 232,809.32 and 66,484.94

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Solution

The fourth proportional to 155,336.54, 232,809.32 and 66,484.94 is: 99,643.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,336.54 : 232,809.32 = 66,484.94 : x
  2. Step 2: Convert to fraction form
    155,336.54/232,809.32 = 66,484.94/x
  3. Step 3: Cross multiply
    155,336.54x = 232,809.32 × 66,484.94
  4. Step 4: Simplify right side
    155,336.54x = 15,478,312,673.81
  5. Step 5: Solve for x
    x = 15,478,312,673.81/155,336.54
  6. Step 6: Final answer
    x = 99,643.74

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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.