Home / 145,312.20-200,599.02-96,994.80

Finding the Fourth Proportional to 145,312.20, 200,599.02 and 96,994.80

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Solution

The fourth proportional to 145,312.20, 200,599.02 and 96,994.80 is: 133,898.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,312.20 : 200,599.02 = 96,994.80 : x
  2. Step 2: Convert to fraction form
    145,312.20/200,599.02 = 96,994.80/x
  3. Step 3: Cross multiply
    145,312.20x = 200,599.02 × 96,994.80
  4. Step 4: Simplify right side
    145,312.20x = 19,457,061,825.10
  5. Step 5: Solve for x
    x = 19,457,061,825.10/145,312.20
  6. Step 6: Final answer
    x = 133,898.34

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1.5x scale

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.