Home / 97,151.16-134,075.46-54,133.50

Finding the Fourth Proportional to 97,151.16, 134,075.46 and 54,133.50

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Solution

The fourth proportional to 97,151.16, 134,075.46 and 54,133.50 is: 74,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,151.16 : 134,075.46 = 54,133.50 : x
  2. Step 2: Convert to fraction form
    97,151.16/134,075.46 = 54,133.50/x
  3. Step 3: Cross multiply
    97,151.16x = 134,075.46 × 54,133.50
  4. Step 4: Simplify right side
    97,151.16x = 7,257,973,913.91
  5. Step 5: Solve for x
    x = 7,257,973,913.91/97,151.16
  6. Step 6: Final answer
    x = 74,708.05

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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.