Home / 150,070.02-207,088.02-82,073.40

Finding the Fourth Proportional to 150,070.02, 207,088.02 and 82,073.40

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Solution

The fourth proportional to 150,070.02, 207,088.02 and 82,073.40 is: 113,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,070.02 : 207,088.02 = 82,073.40 : x
  2. Step 2: Convert to fraction form
    150,070.02/207,088.02 = 82,073.40/x
  3. Step 3: Cross multiply
    150,070.02x = 207,088.02 × 82,073.40
  4. Step 4: Simplify right side
    150,070.02x = 16,996,417,900.67
  5. Step 5: Solve for x
    x = 16,996,417,900.67/150,070.02
  6. Step 6: Final answer
    x = 113,256.58

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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.