Home / 346,321.66-519,534.44-121,642.50

Finding the Fourth Proportional to 346,321.66, 519,534.44 and 121,642.50

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Solution

The fourth proportional to 346,321.66, 519,534.44 and 121,642.50 is: 182,482.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,321.66 : 519,534.44 = 121,642.50 : x
  2. Step 2: Convert to fraction form
    346,321.66/519,534.44 = 121,642.50/x
  3. Step 3: Cross multiply
    346,321.66x = 519,534.44 × 121,642.50
  4. Step 4: Simplify right side
    346,321.66x = 63,197,468,117.70
  5. Step 5: Solve for x
    x = 63,197,468,117.70/346,321.66
  6. Step 6: Final answer
    x = 182,482.00

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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.