Home / 97,557.08-134,626.02-57,270.20

Finding the Fourth Proportional to 97,557.08, 134,626.02 and 57,270.20

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Solution

The fourth proportional to 97,557.08, 134,626.02 and 57,270.20 is: 79,031.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,557.08 : 134,626.02 = 57,270.20 : x
  2. Step 2: Convert to fraction form
    97,557.08/134,626.02 = 57,270.20/x
  3. Step 3: Cross multiply
    97,557.08x = 134,626.02 × 57,270.20
  4. Step 4: Simplify right side
    97,557.08x = 7,710,059,090.60
  5. Step 5: Solve for x
    x = 7,710,059,090.60/97,557.08
  6. Step 6: Final answer
    x = 79,031.26

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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.