Home / 90,533.02-124,950.59-52,807.28

Finding the Fourth Proportional to 90,533.02, 124,950.59 and 52,807.28

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Solution

The fourth proportional to 90,533.02, 124,950.59 and 52,807.28 is: 72,882.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,533.02 : 124,950.59 = 52,807.28 : x
  2. Step 2: Convert to fraction form
    90,533.02/124,950.59 = 52,807.28/x
  3. Step 3: Cross multiply
    90,533.02x = 124,950.59 × 52,807.28
  4. Step 4: Simplify right side
    90,533.02x = 6,598,300,792.30
  5. Step 5: Solve for x
    x = 6,598,300,792.30/90,533.02
  6. Step 6: Final answer
    x = 72,882.81

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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.