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Finding the Fourth Proportional to 58,889.68, 88,130.36 and 56,440.24

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Solution

The fourth proportional to 58,889.68, 88,130.36 and 56,440.24 is: 84,464.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,889.68 : 88,130.36 = 56,440.24 : x
  2. Step 2: Convert to fraction form
    58,889.68/88,130.36 = 56,440.24/x
  3. Step 3: Cross multiply
    58,889.68x = 88,130.36 × 56,440.24
  4. Step 4: Simplify right side
    58,889.68x = 4,974,098,590.46
  5. Step 5: Solve for x
    x = 4,974,098,590.46/58,889.68
  6. Step 6: Final answer
    x = 84,464.69

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1.5x scale

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.