Home / 119,316.13-164,659.43-65,602.53

Finding the Fourth Proportional to 119,316.13, 164,659.43 and 65,602.53

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Solution

The fourth proportional to 119,316.13, 164,659.43 and 65,602.53 is: 90,533.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,316.13 : 164,659.43 = 65,602.53 : x
  2. Step 2: Convert to fraction form
    119,316.13/164,659.43 = 65,602.53/x
  3. Step 3: Cross multiply
    119,316.13x = 164,659.43 × 65,602.53
  4. Step 4: Simplify right side
    119,316.13x = 10,802,075,196.36
  5. Step 5: Solve for x
    x = 10,802,075,196.36/119,316.13
  6. Step 6: Final answer
    x = 90,533.23

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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.