Home / 52,437.16-78,655.74-19,158.04

Finding the Fourth Proportional to 52,437.16, 78,655.74 and 19,158.04

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Solution

The fourth proportional to 52,437.16, 78,655.74 and 19,158.04 is: 28,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,437.16 : 78,655.74 = 19,158.04 : x
  2. Step 2: Convert to fraction form
    52,437.16/78,655.74 = 19,158.04/x
  3. Step 3: Cross multiply
    52,437.16x = 78,655.74 × 19,158.04
  4. Step 4: Simplify right side
    52,437.16x = 1,506,889,813.15
  5. Step 5: Solve for x
    x = 1,506,889,813.15/52,437.16
  6. Step 6: Final answer
    x = 28,737.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.