Finding the Fourth Proportional to 122,931.66, 184,303.33 and 38,643.06
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Solution
The fourth proportional to 122,931.66, 184,303.33 and 38,643.06 is: 57,934.99
Step by Step Solution
- Step 1: Write the proportion equation
122,931.66 : 184,303.33 = 38,643.06 : x - Step 2: Convert to fraction form
122,931.66/184,303.33 = 38,643.06/x - Step 3: Cross multiply
122,931.66x = 184,303.33 × 38,643.06 - Step 4: Simplify right side
122,931.66x = 7,122,044,542.78 - Step 5: Solve for x
x = 7,122,044,542.78/122,931.66 - Step 6: Final answer
x = 57,934.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.