Home / 56,130.60-77,488.26-34,916.76

Finding the Fourth Proportional to 56,130.60, 77,488.26 and 34,916.76

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Solution

The fourth proportional to 56,130.60, 77,488.26 and 34,916.76 is: 48,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,130.60 : 77,488.26 = 34,916.76 : x
  2. Step 2: Convert to fraction form
    56,130.60/77,488.26 = 34,916.76/x
  3. Step 3: Cross multiply
    56,130.60x = 77,488.26 × 34,916.76
  4. Step 4: Simplify right side
    56,130.60x = 2,705,638,977.24
  5. Step 5: Solve for x
    x = 2,705,638,977.24/56,130.60
  6. Step 6: Final answer
    x = 48,202.57

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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.