Home / 97,075.79-134,005.91-65,263.13

Finding the Fourth Proportional to 97,075.79, 134,005.91 and 65,263.13

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Solution

The fourth proportional to 97,075.79, 134,005.91 and 65,263.13 is: 90,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,075.79 : 134,005.91 = 65,263.13 : x
  2. Step 2: Convert to fraction form
    97,075.79/134,005.91 = 65,263.13/x
  3. Step 3: Cross multiply
    97,075.79x = 134,005.91 × 65,263.13
  4. Step 4: Simplify right side
    97,075.79x = 8,745,644,128.75
  5. Step 5: Solve for x
    x = 8,745,644,128.75/97,075.79
  6. Step 6: Final answer
    x = 90,090.89

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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.