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Finding the Fourth Proportional to 150,547.95, 225,852.30 and 43,931.70

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Solution

The fourth proportional to 150,547.95, 225,852.30 and 43,931.70 is: 65,906.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,547.95 : 225,852.30 = 43,931.70 : x
  2. Step 2: Convert to fraction form
    150,547.95/225,852.30 = 43,931.70/x
  3. Step 3: Cross multiply
    150,547.95x = 225,852.30 × 43,931.70
  4. Step 4: Simplify right side
    150,547.95x = 9,922,075,487.91
  5. Step 5: Solve for x
    x = 9,922,075,487.91/150,547.95
  6. Step 6: Final answer
    x = 65,906.41

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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.