Home / 97,557.33-134,626.35-57,270.45

Finding the Fourth Proportional to 97,557.33, 134,626.35 and 57,270.45

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Solution

The fourth proportional to 97,557.33, 134,626.35 and 57,270.45 is: 79,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,557.33 : 134,626.35 = 57,270.45 : x
  2. Step 2: Convert to fraction form
    97,557.33/134,626.35 = 57,270.45/x
  3. Step 3: Cross multiply
    97,557.33x = 134,626.35 × 57,270.45
  4. Step 4: Simplify right side
    97,557.33x = 7,710,111,646.36
  5. Step 5: Solve for x
    x = 7,710,111,646.36/97,557.33
  6. Step 6: Final answer
    x = 79,031.60

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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.