Home / 92,248.47-127,307.61-56,427.30

Finding the Fourth Proportional to 92,248.47, 127,307.61 and 56,427.30

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Solution

The fourth proportional to 92,248.47, 127,307.61 and 56,427.30 is: 77,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,248.47 : 127,307.61 = 56,427.30 : x
  2. Step 2: Convert to fraction form
    92,248.47/127,307.61 = 56,427.30/x
  3. Step 3: Cross multiply
    92,248.47x = 127,307.61 × 56,427.30
  4. Step 4: Simplify right side
    92,248.47x = 7,183,624,701.75
  5. Step 5: Solve for x
    x = 7,183,624,701.75/92,248.47
  6. Step 6: Final answer
    x = 77,872.56

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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.