Home / 158,434.60-237,263.10-105,557.80

Finding the Fourth Proportional to 158,434.60, 237,263.10 and 105,557.80

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Solution

The fourth proportional to 158,434.60, 237,263.10 and 105,557.80 is: 158,077.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,434.60 : 237,263.10 = 105,557.80 : x
  2. Step 2: Convert to fraction form
    158,434.60/237,263.10 = 105,557.80/x
  3. Step 3: Cross multiply
    158,434.60x = 237,263.10 × 105,557.80
  4. Step 4: Simplify right side
    158,434.60x = 25,044,970,857.18
  5. Step 5: Solve for x
    x = 25,044,970,857.18/158,434.60
  6. Step 6: Final answer
    x = 158,077.66

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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.